21291462

素因数分解:

$2^1\times 3^2\times {\mathrm{379}}^1\times {\mathrm{3121}}^1$

素因数の和:3508

約数の個数: 24

約数和(自身を含む): 46268040

約数和(自身を除く): 24976578

約数列:

[1, 2, 3, 6, 9, 18, 379, 758, 1137, 2274, 3121, 3411, 6242, 6822, 9363, 18726, 28089, 56178, 1182859, 2365718, 3548577, 7097154, 10645731, 21291462]

約数ペア:

[(1, 21291462), (2, 10645731), (3, 7097154), (6, 3548577), (9, 2365718), (18, 1182859), (379, 56178), (758, 28089), (1137, 18726), (2274, 9363), (3121, 6822), (3411, 6242)]