21093116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 23178244

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 209, 253, 418, 437, 506, 836, 874, 1012, 1097, 1748, 2194, 4388, 4807, 9614, 12067, 19228, 20843, 24134, 25231, 41686, 48268, 50462, 83372, 100924, 229273, 277541, 458546, 479389, 555082, 917092, 958778, 1110164, 1917556, 5273279, 10546558, 21093116]

約数ペア:

[(1, 21093116), (2, 10546558), (4, 5273279), (11, 1917556), (19, 1110164), (22, 958778), (23, 917092), (38, 555082), (44, 479389), (46, 458546), (76, 277541), (92, 229273), (209, 100924), (253, 83372), (418, 50462), (437, 48268), (506, 41686), (836, 25231), (874, 24134), (1012, 20843), (1097, 19228), (1748, 12067), (2194, 9614), (4388, 4807)]