21836388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5531}}^1$

素因数の和:5592

約数の個数: 48

約数和(自身を含む): 59480064

約数和(自身を除く): 37643676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 5531, 11062, 16593, 22124, 33186, 38717, 66372, 77434, 116151, 154868, 232302, 259957, 464604, 519914, 779871, 1039828, 1559742, 1819699, 3119484, 3639398, 5459097, 7278796, 10918194, 21836388]

約数ペア:

[(1, 21836388), (2, 10918194), (3, 7278796), (4, 5459097), (6, 3639398), (7, 3119484), (12, 1819699), (14, 1559742), (21, 1039828), (28, 779871), (42, 519914), (47, 464604), (84, 259957), (94, 232302), (141, 154868), (188, 116151), (282, 77434), (329, 66372), (564, 38717), (658, 33186), (987, 22124), (1316, 16593), (1974, 11062), (3948, 5531)]