21048632

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4513}}^1$

素因数の和:4583

約数の個数: 32

約数和(自身を含む): 43876080

約数和(自身を除く): 22827448

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4513, 4664, 9026, 18052, 36104, 49643, 99286, 198572, 239189, 397144, 478378, 956756, 1913512, 2631079, 5262158, 10524316, 21048632]

約数ペア:

[(1, 21048632), (2, 10524316), (4, 5262158), (8, 2631079), (11, 1913512), (22, 956756), (44, 478378), (53, 397144), (88, 239189), (106, 198572), (212, 99286), (424, 49643), (583, 36104), (1166, 18052), (2332, 9026), (4513, 4664)]