21224955

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 14544645

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 435, 827, 885, 1711, 2481, 4135, 5133, 8555, 12405, 23983, 25665, 48793, 71949, 119915, 146379, 243965, 359745, 731895, 1414997, 4244991, 7074985, 21224955]

約数ペア:

[(1, 21224955), (3, 7074985), (5, 4244991), (15, 1414997), (29, 731895), (59, 359745), (87, 243965), (145, 146379), (177, 119915), (295, 71949), (435, 48793), (827, 25665), (885, 23983), (1711, 12405), (2481, 8555), (4135, 5133)]