21000886202

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1\times {\mathrm{5531}}^1$

素因数の和:6914

約数の個数: 32

約数和(自身を含む): 33240858624

約数和(自身を除く): 12239972422

約数列:

[1, 2, 31, 47, 62, 94, 1303, 1457, 2606, 2914, 5531, 11062, 40393, 61241, 80786, 122482, 171461, 259957, 342922, 519914, 1898471, 3796942, 7206893, 8058667, 14413786, 16117334, 223413683, 338723971, 446827366, 677447942, 10500443101, 21000886202]

約数ペア:

[(1, 21000886202), (2, 10500443101), (31, 677447942), (47, 446827366), (62, 338723971), (94, 223413683), (1303, 16117334), (1457, 14413786), (2606, 8058667), (2914, 7206893), (5531, 3796942), (11062, 1898471), (40393, 519914), (61241, 342922), (80786, 259957), (122482, 171461)]