21270291528

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{47059}}^1$

素因数の和:47614

約数の個数: 64

約数和(自身を含む): 54721368000

約数和(自身を除く): 33451076472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 509, 888, 1018, 1527, 2036, 3054, 4072, 6108, 12216, 18833, 37666, 47059, 56499, 75332, 94118, 112998, 141177, 150664, 188236, 225996, 282354, 376472, 451992, 564708, 1129416, 1741183, 3482366, 5223549, 6964732, 10447098, 13929464, 20894196, 23953031, 41788392, 47906062, 71859093, 95812124, 143718186, 191624248, 287436372, 574872744, 886262147, 1772524294, 2658786441, 3545048588, 5317572882, 7090097176, 10635145764, 21270291528]

約数ペア:

[(1, 21270291528), (2, 10635145764), (3, 7090097176), (4, 5317572882), (6, 3545048588), (8, 2658786441), (12, 1772524294), (24, 886262147), (37, 574872744), (74, 287436372), (111, 191624248), (148, 143718186), (222, 95812124), (296, 71859093), (444, 47906062), (509, 41788392), (888, 23953031), (1018, 20894196), (1527, 13929464), (2036, 10447098), (3054, 6964732), (4072, 5223549), (6108, 3482366), (12216, 1741183), (18833, 1129416), (37666, 564708), (47059, 451992), (56499, 376472), (75332, 282354), (94118, 225996), (112998, 188236), (141177, 150664)]