21660522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2027}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 47017152

約数和(自身を除く): 25356630

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 2027, 3562, 4054, 5343, 6081, 10686, 12162, 26351, 52702, 79053, 158106, 277699, 555398, 833097, 1666194, 3610087, 7220174, 10830261, 21660522]

約数ペア:

[(1, 21660522), (2, 10830261), (3, 7220174), (6, 3610087), (13, 1666194), (26, 833097), (39, 555398), (78, 277699), (137, 158106), (274, 79053), (411, 52702), (822, 26351), (1781, 12162), (2027, 10686), (3562, 6081), (4054, 5343)]