21485430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238727}}^1$

素因数の和:238740

約数の個数: 24

約数和(自身を含む): 55862352

約数和(自身を除く): 34376922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238727, 477454, 716181, 1193635, 1432362, 2148543, 2387270, 3580905, 4297086, 7161810, 10742715, 21485430]

約数ペア:

[(1, 21485430), (2, 10742715), (3, 7161810), (5, 4297086), (6, 3580905), (9, 2387270), (10, 2148543), (15, 1432362), (18, 1193635), (30, 716181), (45, 477454), (90, 238727)]