21843150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 41152818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 71, 75, 105, 142, 150, 175, 210, 213, 293, 350, 355, 426, 497, 525, 586, 710, 879, 994, 1050, 1065, 1465, 1491, 1758, 1775, 2051, 2130, 2485, 2930, 2982, 3550, 4102, 4395, 4970, 5325, 6153, 7325, 7455, 8790, 10255, 10650, 12306, 12425, 14650, 14910, 20510, 20803, 21975, 24850, 30765, 37275, 41606, 43950, 51275, 61530, 62409, 74550, 102550, 104015, 124818, 145621, 153825, 208030, 291242, 307650, 312045, 436863, 520075, 624090, 728105, 873726, 1040150, 1456210, 1560225, 2184315, 3120450, 3640525, 4368630, 7281050, 10921575, 21843150]

約数ペア:

[(1, 21843150), (2, 10921575), (3, 7281050), (5, 4368630), (6, 3640525), (7, 3120450), (10, 2184315), (14, 1560225), (15, 1456210), (21, 1040150), (25, 873726), (30, 728105), (35, 624090), (42, 520075), (50, 436863), (70, 312045), (71, 307650), (75, 291242), (105, 208030), (142, 153825), (150, 145621), (175, 124818), (210, 104015), (213, 102550), (293, 74550), (350, 62409), (355, 61530), (426, 51275), (497, 43950), (525, 41606), (586, 37275), (710, 30765), (879, 24850), (994, 21975), (1050, 20803), (1065, 20510), (1465, 14910), (1491, 14650), (1758, 12425), (1775, 12306), (2051, 10650), (2130, 10255), (2485, 8790), (2930, 7455), (2982, 7325), (3550, 6153), (4102, 5325), (4395, 4970)]