21029148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83449}}^1$

素因数の和:83466

約数の個数: 36

約数和(自身を含む): 60751600

約数和(自身を除く): 39722452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83449, 166898, 250347, 333796, 500694, 584143, 751041, 1001388, 1168286, 1502082, 1752429, 2336572, 3004164, 3504858, 5257287, 7009716, 10514574, 21029148]

約数ペア:

[(1, 21029148), (2, 10514574), (3, 7009716), (4, 5257287), (6, 3504858), (7, 3004164), (9, 2336572), (12, 1752429), (14, 1502082), (18, 1168286), (21, 1001388), (28, 751041), (36, 584143), (42, 500694), (63, 333796), (84, 250347), (126, 166898), (252, 83449)]