21402150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 70709760

約数和(自身を除く): 49307610

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 25, 30, 33, 34, 35, 42, 50, 51, 55, 66, 70, 75, 77, 85, 102, 105, 109, 110, 119, 150, 154, 165, 170, 175, 187, 210, 218, 231, 238, 255, 275, 327, 330, 350, 357, 374, 385, 425, 462, 510, 525, 545, 550, 561, 595, 654, 714, 763, 770, 825, 850, 935, 1050, 1090, 1122, 1155, 1190, 1199, 1275, 1309, 1526, 1635, 1650, 1785, 1853, 1870, 1925, 2289, 2310, 2398, 2550, 2618, 2725, 2805, 2975, 3270, 3570, 3597, 3706, 3815, 3850, 3927, 4578, 4675, 5450, 5559, 5610, 5775, 5950, 5995, 6545, 7194, 7630, 7854, 8175, 8393, 8925, 9265, 9350, 11118, 11445, 11550, 11990, 12971, 13090, 14025, 16350, 16786, 17850, 17985, 18530, 19075, 19635, 20383, 22890, 25179, 25942, 27795, 28050, 29975, 32725, 35970, 38150, 38913, 39270, 40766, 41965, 46325, 50358, 55590, 57225, 59950, 61149, 64855, 65450, 77826, 83930, 89925, 92650, 98175, 101915, 114450, 122298, 125895, 129710, 138975, 142681, 179850, 194565, 196350, 203830, 209825, 251790, 277950, 285362, 305745, 324275, 389130, 419650, 428043, 509575, 611490, 629475, 648550, 713405, 856086, 972825, 1019150, 1258950, 1426810, 1528725, 1945650, 2140215, 3057450, 3567025, 4280430, 7134050, 10701075, 21402150]

約数ペア:

[(1, 21402150), (2, 10701075), (3, 7134050), (5, 4280430), (6, 3567025), (7, 3057450), (10, 2140215), (11, 1945650), (14, 1528725), (15, 1426810), (17, 1258950), (21, 1019150), (22, 972825), (25, 856086), (30, 713405), (33, 648550), (34, 629475), (35, 611490), (42, 509575), (50, 428043), (51, 419650), (55, 389130), (66, 324275), (70, 305745), (75, 285362), (77, 277950), (85, 251790), (102, 209825), (105, 203830), (109, 196350), (110, 194565), (119, 179850), (150, 142681), (154, 138975), (165, 129710), (170, 125895), (175, 122298), (187, 114450), (210, 101915), (218, 98175), (231, 92650), (238, 89925), (255, 83930), (275, 77826), (327, 65450), (330, 64855), (350, 61149), (357, 59950), (374, 57225), (385, 55590), (425, 50358), (462, 46325), (510, 41965), (525, 40766), (545, 39270), (550, 38913), (561, 38150), (595, 35970), (654, 32725), (714, 29975), (763, 28050), (770, 27795), (825, 25942), (850, 25179), (935, 22890), (1050, 20383), (1090, 19635), (1122, 19075), (1155, 18530), (1190, 17985), (1199, 17850), (1275, 16786), (1309, 16350), (1526, 14025), (1635, 13090), (1650, 12971), (1785, 11990), (1853, 11550), (1870, 11445), (1925, 11118), (2289, 9350), (2310, 9265), (2398, 8925), (2550, 8393), (2618, 8175), (2725, 7854), (2805, 7630), (2975, 7194), (3270, 6545), (3570, 5995), (3597, 5950), (3706, 5775), (3815, 5610), (3850, 5559), (3927, 5450), (4578, 4675)]