21652994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 37103616

約数和(自身を除く): 15450622

約数列:

[1, 2, 11, 22, 43, 47, 86, 94, 473, 487, 517, 946, 974, 1034, 2021, 4042, 5357, 10714, 20941, 22231, 22889, 41882, 44462, 45778, 230351, 251779, 460702, 503558, 984227, 1968454, 10826497, 21652994]

約数ペア:

[(1, 21652994), (2, 10826497), (11, 1968454), (22, 984227), (43, 503558), (47, 460702), (86, 251779), (94, 230351), (473, 45778), (487, 44462), (517, 41882), (946, 22889), (974, 22231), (1034, 20941), (2021, 10714), (4042, 5357)]