21341562

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 51508224

約数和(自身を除く): 30166662

約数列:

[1, 2, 3, 6, 11, 17, 22, 23, 33, 34, 46, 51, 66, 69, 102, 138, 187, 253, 374, 391, 506, 561, 759, 782, 827, 1122, 1173, 1518, 1654, 2346, 2481, 4301, 4962, 8602, 9097, 12903, 14059, 18194, 19021, 25806, 27291, 28118, 38042, 42177, 54582, 57063, 84354, 114126, 154649, 209231, 309298, 323357, 418462, 463947, 627693, 646714, 927894, 970071, 1255386, 1940142, 3556927, 7113854, 10670781, 21341562]

約数ペア:

[(1, 21341562), (2, 10670781), (3, 7113854), (6, 3556927), (11, 1940142), (17, 1255386), (22, 970071), (23, 927894), (33, 646714), (34, 627693), (46, 463947), (51, 418462), (66, 323357), (69, 309298), (102, 209231), (138, 154649), (187, 114126), (253, 84354), (374, 57063), (391, 54582), (506, 42177), (561, 38042), (759, 28118), (782, 27291), (827, 25806), (1122, 19021), (1173, 18194), (1518, 14059), (1654, 12903), (2346, 9097), (2481, 8602), (4301, 4962)]