21209156634

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{739}}^1\times {\mathrm{9181}}^1$

素因数の和:10446

約数の個数: 32

約数和(自身を含む): 42561875520

約数和(自身を除く): 21352718886

約数列:

[1, 2, 3, 6, 521, 739, 1042, 1478, 1563, 2217, 3126, 4434, 9181, 18362, 27543, 55086, 385019, 770038, 1155057, 2310114, 4783301, 6784759, 9566602, 13569518, 14349903, 20354277, 28699806, 40708554, 3534859439, 7069718878, 10604578317, 21209156634]

約数ペア:

[(1, 21209156634), (2, 10604578317), (3, 7069718878), (6, 3534859439), (521, 40708554), (739, 28699806), (1042, 20354277), (1478, 14349903), (1563, 13569518), (2217, 9566602), (3126, 6784759), (4434, 4783301), (9181, 2310114), (18362, 1155057), (27543, 770038), (55086, 385019)]