21570110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4093}}^1$

素因数の和:4148

約数の個数: 32

約数和(自身を含む): 42446592

約数和(自身を除く): 20876482

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 4093, 5270, 8186, 20465, 40930, 69581, 126883, 139162, 253766, 347905, 634415, 695810, 1268830, 2157011, 4314022, 10785055, 21570110]

約数ペア:

[(1, 21570110), (2, 10785055), (5, 4314022), (10, 2157011), (17, 1268830), (31, 695810), (34, 634415), (62, 347905), (85, 253766), (155, 139162), (170, 126883), (310, 69581), (527, 40930), (1054, 20465), (2635, 8186), (4093, 5270)]