21595470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55373}}^1$

素因数の和:55396

約数の個数: 32

約数和(自身を含む): 55816992

約数和(自身を除く): 34221522

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55373, 110746, 166119, 276865, 332238, 553730, 719849, 830595, 1439698, 1661190, 2159547, 3599245, 4319094, 7198490, 10797735, 21595470]

約数ペア:

[(1, 21595470), (2, 10797735), (3, 7198490), (5, 4319094), (6, 3599245), (10, 2159547), (13, 1661190), (15, 1439698), (26, 830595), (30, 719849), (39, 553730), (65, 332238), (78, 276865), (130, 166119), (195, 110746), (390, 55373)]