21332432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2067

約数の個数: 40

約数和(自身を含む): 45851232

約数和(自身を除く): 24518800

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1987, 2684, 3974, 5368, 7948, 10736, 15896, 21857, 31792, 43714, 87428, 121207, 174856, 242414, 349712, 484828, 969656, 1333277, 1939312, 2666554, 5333108, 10666216, 21332432]

約数ペア:

[(1, 21332432), (2, 10666216), (4, 5333108), (8, 2666554), (11, 1939312), (16, 1333277), (22, 969656), (44, 484828), (61, 349712), (88, 242414), (122, 174856), (176, 121207), (244, 87428), (488, 43714), (671, 31792), (976, 21857), (1342, 15896), (1987, 10736), (2684, 7948), (3974, 5368)]