21004736

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{3011}}^1$

素因数の和:3132

約数の個数: 28

約数和(自身を含む): 42077640

約数和(自身を除く): 21072904

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3011, 3488, 6022, 6976, 12044, 24088, 48176, 96352, 192704, 328199, 656398, 1312796, 2625592, 5251184, 10502368, 21004736]

約数ペア:

[(1, 21004736), (2, 10502368), (4, 5251184), (8, 2625592), (16, 1312796), (32, 656398), (64, 328199), (109, 192704), (218, 96352), (436, 48176), (872, 24088), (1744, 12044), (3011, 6976), (3488, 6022)]