21930570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243673}}^1$

素因数の和:243686

約数の個数: 24

約数和(自身を含む): 57019716

約数和(自身を除く): 35089146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243673, 487346, 731019, 1218365, 1462038, 2193057, 2436730, 3655095, 4386114, 7310190, 10965285, 21930570]

約数ペア:

[(1, 21930570), (2, 10965285), (3, 7310190), (5, 4386114), (6, 3655095), (9, 2436730), (10, 2193057), (15, 1462038), (18, 1218365), (30, 731019), (45, 487346), (90, 243673)]