21074844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2819}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 35776356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2819, 3738, 5638, 7476, 8457, 11276, 16914, 19733, 33828, 39466, 59199, 78932, 118398, 236796, 250891, 501782, 752673, 1003564, 1505346, 1756237, 3010692, 3512474, 5268711, 7024948, 10537422, 21074844]

約数ペア:

[(1, 21074844), (2, 10537422), (3, 7024948), (4, 5268711), (6, 3512474), (7, 3010692), (12, 1756237), (14, 1505346), (21, 1003564), (28, 752673), (42, 501782), (84, 250891), (89, 236796), (178, 118398), (267, 78932), (356, 59199), (534, 39466), (623, 33828), (1068, 19733), (1246, 16914), (1869, 11276), (2492, 8457), (2819, 7476), (3738, 5638)]