21590096

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 46404768

約数和(自身を除く): 24814672

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 2011, 2684, 4022, 5368, 8044, 10736, 16088, 22121, 32176, 44242, 88484, 122671, 176968, 245342, 353936, 490684, 981368, 1349381, 1962736, 2698762, 5397524, 10795048, 21590096]

約数ペア:

[(1, 21590096), (2, 10795048), (4, 5397524), (8, 2698762), (11, 1962736), (16, 1349381), (22, 981368), (44, 490684), (61, 353936), (88, 245342), (122, 176968), (176, 122671), (244, 88484), (488, 44242), (671, 32176), (976, 22121), (1342, 16088), (2011, 10736), (2684, 8044), (4022, 5368)]