21994686

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1926

約数の個数: 64

約数和(自身を含む): 57692160

約数和(自身を除く): 35697474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1877, 1953, 3754, 3906, 5631, 5859, 11262, 11718, 13139, 16893, 26278, 33786, 39417, 50679, 58187, 78834, 101358, 116374, 118251, 174561, 236502, 349122, 354753, 407309, 523683, 709506, 814618, 1047366, 1221927, 1571049, 2443854, 3142098, 3665781, 7331562, 10997343, 21994686]

約数ペア:

[(1, 21994686), (2, 10997343), (3, 7331562), (6, 3665781), (7, 3142098), (9, 2443854), (14, 1571049), (18, 1221927), (21, 1047366), (27, 814618), (31, 709506), (42, 523683), (54, 407309), (62, 354753), (63, 349122), (93, 236502), (126, 174561), (186, 118251), (189, 116374), (217, 101358), (279, 78834), (378, 58187), (434, 50679), (558, 39417), (651, 33786), (837, 26278), (1302, 16893), (1674, 13139), (1877, 11718), (1953, 11262), (3754, 5859), (3906, 5631)]