21651924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 61363008

約数和(自身を除く): 39711084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1601, 1932, 2254, 3202, 3381, 4508, 4803, 6404, 6762, 9606, 11207, 13524, 19212, 22414, 33621, 36823, 44828, 67242, 73646, 78449, 110469, 134484, 147292, 156898, 220938, 235347, 257761, 313796, 441876, 470694, 515522, 773283, 941388, 1031044, 1546566, 1804327, 3093132, 3608654, 5412981, 7217308, 10825962, 21651924]

約数ペア:

[(1, 21651924), (2, 10825962), (3, 7217308), (4, 5412981), (6, 3608654), (7, 3093132), (12, 1804327), (14, 1546566), (21, 1031044), (23, 941388), (28, 773283), (42, 515522), (46, 470694), (49, 441876), (69, 313796), (84, 257761), (92, 235347), (98, 220938), (138, 156898), (147, 147292), (161, 134484), (196, 110469), (276, 78449), (294, 73646), (322, 67242), (483, 44828), (588, 36823), (644, 33621), (966, 22414), (1127, 19212), (1601, 13524), (1932, 11207), (2254, 9606), (3202, 6762), (3381, 6404), (4508, 4803)]