21716310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 70917120

約数和(自身を除く): 49200810

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 33, 34, 35, 42, 49, 51, 55, 66, 70, 77, 79, 85, 98, 102, 105, 110, 119, 147, 154, 158, 165, 170, 187, 210, 231, 237, 238, 245, 255, 294, 330, 357, 374, 385, 395, 462, 474, 490, 510, 539, 553, 561, 595, 714, 735, 770, 790, 833, 869, 935, 1078, 1106, 1122, 1155, 1185, 1190, 1309, 1343, 1470, 1617, 1659, 1666, 1738, 1785, 1870, 2310, 2370, 2499, 2607, 2618, 2686, 2695, 2765, 2805, 3234, 3318, 3570, 3871, 3927, 4029, 4165, 4345, 4998, 5214, 5390, 5530, 5610, 6083, 6545, 6715, 7742, 7854, 8058, 8085, 8295, 8330, 8690, 9163, 9401, 11613, 12166, 12495, 13035, 13090, 13430, 14773, 16170, 16590, 18249, 18326, 18802, 19355, 19635, 20145, 23226, 24990, 26070, 27489, 28203, 29546, 30415, 36498, 38710, 39270, 40290, 42581, 44319, 45815, 47005, 54978, 56406, 58065, 60830, 65807, 73865, 85162, 88638, 91245, 91630, 94010, 103411, 116130, 127743, 131614, 137445, 141015, 147730, 182490, 197421, 206822, 212905, 221595, 255486, 274890, 282030, 310233, 329035, 394842, 425810, 443190, 517055, 620466, 638715, 658070, 723877, 987105, 1034110, 1277430, 1447754, 1551165, 1974210, 2171631, 3102330, 3619385, 4343262, 7238770, 10858155, 21716310]

約数ペア:

[(1, 21716310), (2, 10858155), (3, 7238770), (5, 4343262), (6, 3619385), (7, 3102330), (10, 2171631), (11, 1974210), (14, 1551165), (15, 1447754), (17, 1277430), (21, 1034110), (22, 987105), (30, 723877), (33, 658070), (34, 638715), (35, 620466), (42, 517055), (49, 443190), (51, 425810), (55, 394842), (66, 329035), (70, 310233), (77, 282030), (79, 274890), (85, 255486), (98, 221595), (102, 212905), (105, 206822), (110, 197421), (119, 182490), (147, 147730), (154, 141015), (158, 137445), (165, 131614), (170, 127743), (187, 116130), (210, 103411), (231, 94010), (237, 91630), (238, 91245), (245, 88638), (255, 85162), (294, 73865), (330, 65807), (357, 60830), (374, 58065), (385, 56406), (395, 54978), (462, 47005), (474, 45815), (490, 44319), (510, 42581), (539, 40290), (553, 39270), (561, 38710), (595, 36498), (714, 30415), (735, 29546), (770, 28203), (790, 27489), (833, 26070), (869, 24990), (935, 23226), (1078, 20145), (1106, 19635), (1122, 19355), (1155, 18802), (1185, 18326), (1190, 18249), (1309, 16590), (1343, 16170), (1470, 14773), (1617, 13430), (1659, 13090), (1666, 13035), (1738, 12495), (1785, 12166), (1870, 11613), (2310, 9401), (2370, 9163), (2499, 8690), (2607, 8330), (2618, 8295), (2686, 8085), (2695, 8058), (2765, 7854), (2805, 7742), (3234, 6715), (3318, 6545), (3570, 6083), (3871, 5610), (3927, 5530), (4029, 5390), (4165, 5214), (4345, 4998)]