21312350

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5839}}^1$

素因数の和:5924

約数の個数: 24

約数和(自身を含む): 40190880

約数和(自身を除く): 18878530

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5839, 11678, 29195, 58390, 145975, 291950, 426247, 852494, 2131235, 4262470, 10656175, 21312350]

約数ペア:

[(1, 21312350), (2, 10656175), (5, 4262470), (10, 2131235), (25, 852494), (50, 426247), (73, 291950), (146, 145975), (365, 58390), (730, 29195), (1825, 11678), (3650, 5839)]