21215928

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{14983}}^1$

素因数の和:15051

約数の個数: 32

約数和(自身を含む): 53942400

約数和(自身を除く): 32726472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 177, 236, 354, 472, 708, 1416, 14983, 29966, 44949, 59932, 89898, 119864, 179796, 359592, 883997, 1767994, 2651991, 3535988, 5303982, 7071976, 10607964, 21215928]

約数ペア:

[(1, 21215928), (2, 10607964), (3, 7071976), (4, 5303982), (6, 3535988), (8, 2651991), (12, 1767994), (24, 883997), (59, 359592), (118, 179796), (177, 119864), (236, 89898), (354, 59932), (472, 44949), (708, 29966), (1416, 14983)]