21915671145

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1\times {\mathrm{37649}}^1$

素因数の和:38065

約数の個数: 32

約数和(自身を含む): 35435577600

約数和(自身を除く): 13519906455

約数列:

[1, 3, 5, 15, 151, 257, 453, 755, 771, 1285, 2265, 3855, 37649, 38807, 112947, 116421, 188245, 194035, 564735, 582105, 5684999, 9675793, 17054997, 28424995, 29027379, 48378965, 85274985, 145136895, 1461044743, 4383134229, 7305223715, 21915671145]

約数ペア:

[(1, 21915671145), (3, 7305223715), (5, 4383134229), (15, 1461044743), (151, 145136895), (257, 85274985), (453, 48378965), (755, 29027379), (771, 28424995), (1285, 17054997), (2265, 9675793), (3855, 5684999), (37649, 582105), (38807, 564735), (112947, 194035), (116421, 188245)]