21277064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 42687000

約数和(自身を除く): 21409936

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 136, 202, 404, 808, 1549, 1717, 3098, 3434, 6196, 6868, 12392, 13736, 26333, 52666, 105332, 156449, 210664, 312898, 625796, 1251592, 2659633, 5319266, 10638532, 21277064]

約数ペア:

[(1, 21277064), (2, 10638532), (4, 5319266), (8, 2659633), (17, 1251592), (34, 625796), (68, 312898), (101, 210664), (136, 156449), (202, 105332), (404, 52666), (808, 26333), (1549, 13736), (1717, 12392), (3098, 6868), (3434, 6196)]