21558114

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13457}}^1$

素因数の和:13554

約数の個数: 24

約数和(自身を含む): 47237580

約数和(自身を除く): 25679466

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13457, 26914, 40371, 80742, 121113, 242226, 1197673, 2395346, 3593019, 7186038, 10779057, 21558114]

約数ペア:

[(1, 21558114), (2, 10779057), (3, 7186038), (6, 3593019), (9, 2395346), (18, 1197673), (89, 242226), (178, 121113), (267, 80742), (534, 40371), (801, 26914), (1602, 13457)]