21122088

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67699}}^1$

素因数の和:67721

約数の個数: 32

約数和(自身を含む): 56868000

約数和(自身を除く): 35745912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67699, 135398, 203097, 270796, 406194, 541592, 812388, 880087, 1624776, 1760174, 2640261, 3520348, 5280522, 7040696, 10561044, 21122088]

約数ペア:

[(1, 21122088), (2, 10561044), (3, 7040696), (4, 5280522), (6, 3520348), (8, 2640261), (12, 1760174), (13, 1624776), (24, 880087), (26, 812388), (39, 541592), (52, 406194), (78, 270796), (104, 203097), (156, 135398), (312, 67699)]