21845096

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 51838080

約数和(自身を除く): 29992984

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 52, 56, 74, 91, 104, 148, 182, 259, 296, 364, 481, 518, 728, 811, 962, 1036, 1622, 1924, 2072, 3244, 3367, 3848, 5677, 6488, 6734, 10543, 11354, 13468, 21086, 22708, 26936, 30007, 42172, 45416, 60014, 73801, 84344, 120028, 147602, 210049, 240056, 295204, 390091, 420098, 590408, 780182, 840196, 1560364, 1680392, 2730637, 3120728, 5461274, 10922548, 21845096]

約数ペア:

[(1, 21845096), (2, 10922548), (4, 5461274), (7, 3120728), (8, 2730637), (13, 1680392), (14, 1560364), (26, 840196), (28, 780182), (37, 590408), (52, 420098), (56, 390091), (74, 295204), (91, 240056), (104, 210049), (148, 147602), (182, 120028), (259, 84344), (296, 73801), (364, 60014), (481, 45416), (518, 42172), (728, 30007), (811, 26936), (962, 22708), (1036, 21086), (1622, 13468), (1924, 11354), (2072, 10543), (3244, 6734), (3367, 6488), (3848, 5677)]