21885456

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37039344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 89, 94, 109, 141, 178, 188, 218, 267, 282, 327, 356, 376, 436, 534, 564, 654, 712, 752, 872, 1068, 1128, 1308, 1424, 1744, 2136, 2256, 2616, 4183, 4272, 5123, 5232, 8366, 9701, 10246, 12549, 15369, 16732, 19402, 20492, 25098, 29103, 30738, 33464, 38804, 40984, 50196, 58206, 61476, 66928, 77608, 81968, 100392, 116412, 122952, 155216, 200784, 232824, 245904, 455947, 465648, 911894, 1367841, 1823788, 2735682, 3647576, 5471364, 7295152, 10942728, 21885456]

約数ペア:

[(1, 21885456), (2, 10942728), (3, 7295152), (4, 5471364), (6, 3647576), (8, 2735682), (12, 1823788), (16, 1367841), (24, 911894), (47, 465648), (48, 455947), (89, 245904), (94, 232824), (109, 200784), (141, 155216), (178, 122952), (188, 116412), (218, 100392), (267, 81968), (282, 77608), (327, 66928), (356, 61476), (376, 58206), (436, 50196), (534, 40984), (564, 38804), (654, 33464), (712, 30738), (752, 29103), (872, 25098), (1068, 20492), (1128, 19402), (1308, 16732), (1424, 15369), (1744, 12549), (2136, 10246), (2256, 9701), (2616, 8366), (4183, 5232), (4272, 5123)]