20211793924

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1\times {\mathrm{9613}}^1$

素因数の和:10916

約数の個数: 48

約数和(自身を含む): 41123923456

約数和(自身を除く): 20912129532

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1231, 1708, 2462, 4924, 8617, 9613, 17234, 19226, 34468, 38452, 67291, 75091, 134582, 150182, 269164, 300364, 525637, 586393, 1051274, 1172786, 2102548, 2345572, 4104751, 8209502, 11833603, 16419004, 23667206, 47334412, 82835221, 165670442, 331340884, 721849783, 1443699566, 2887399132, 5052948481, 10105896962, 20211793924]

約数ペア:

[(1, 20211793924), (2, 10105896962), (4, 5052948481), (7, 2887399132), (14, 1443699566), (28, 721849783), (61, 331340884), (122, 165670442), (244, 82835221), (427, 47334412), (854, 23667206), (1231, 16419004), (1708, 11833603), (2462, 8209502), (4924, 4104751), (8617, 2345572), (9613, 2102548), (17234, 1172786), (19226, 1051274), (34468, 586393), (38452, 525637), (67291, 300364), (75091, 269164), (134582, 150182)]