21084544

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12671}}^1$

素因数の和:12698

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 24154496

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12671, 25342, 50684, 101368, 164723, 202736, 329446, 405472, 658892, 810944, 1317784, 1621888, 2635568, 5271136, 10542272, 21084544]

約数ペア:

[(1, 21084544), (2, 10542272), (4, 5271136), (8, 2635568), (13, 1621888), (16, 1317784), (26, 810944), (32, 658892), (52, 405472), (64, 329446), (104, 202736), (128, 164723), (208, 101368), (416, 50684), (832, 25342), (1664, 12671)]