21802610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 41306112

約数和(自身を除く): 19503502

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 1327, 1643, 2654, 3286, 6635, 8215, 13270, 16430, 41137, 70331, 82274, 140662, 205685, 351655, 411370, 703310, 2180261, 4360522, 10901305, 21802610]

約数ペア:

[(1, 21802610), (2, 10901305), (5, 4360522), (10, 2180261), (31, 703310), (53, 411370), (62, 351655), (106, 205685), (155, 140662), (265, 82274), (310, 70331), (530, 41137), (1327, 16430), (1643, 13270), (2654, 8215), (3286, 6635)]