21098491624

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2693}}^1\times {\mathrm{4513}}^1$

素因数の和:7250

約数の個数: 64

約数和(自身を含む): 46697149440

約数和(自身を除く): 25598657816

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 2693, 4513, 5386, 9026, 10772, 18052, 18851, 21544, 31591, 36104, 37702, 63182, 75404, 83483, 126364, 139903, 150808, 166966, 252728, 279806, 333932, 559612, 584381, 667864, 979321, 1119224, 1168762, 1958642, 2337524, 3917284, 4675048, 7834568, 12153509, 24307018, 48614036, 85074563, 97228072, 170149126, 340298252, 376758779, 680596504, 753517558, 1507035116, 2637311453, 3014070232, 5274622906, 10549245812, 21098491624]

約数ペア:

[(1, 21098491624), (2, 10549245812), (4, 5274622906), (7, 3014070232), (8, 2637311453), (14, 1507035116), (28, 753517558), (31, 680596504), (56, 376758779), (62, 340298252), (124, 170149126), (217, 97228072), (248, 85074563), (434, 48614036), (868, 24307018), (1736, 12153509), (2693, 7834568), (4513, 4675048), (5386, 3917284), (9026, 2337524), (10772, 1958642), (18052, 1168762), (18851, 1119224), (21544, 979321), (31591, 667864), (36104, 584381), (37702, 559612), (63182, 333932), (75404, 279806), (83483, 252728), (126364, 166966), (139903, 150808)]