21231384

素因数分解:

$2^3\times 3^1\times {\mathrm{223}}^1\times {\mathrm{3967}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 53329920

約数和(自身を除く): 32098536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 223, 446, 669, 892, 1338, 1784, 2676, 3967, 5352, 7934, 11901, 15868, 23802, 31736, 47604, 95208, 884641, 1769282, 2653923, 3538564, 5307846, 7077128, 10615692, 21231384]

約数ペア:

[(1, 21231384), (2, 10615692), (3, 7077128), (4, 5307846), (6, 3538564), (8, 2653923), (12, 1769282), (24, 884641), (223, 95208), (446, 47604), (669, 31736), (892, 23802), (1338, 15868), (1784, 11901), (2676, 7934), (3967, 5352)]