21889410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23537}}^1$

素因数の和:23578

約数の個数: 32

約数和(自身を含む): 54231552

約数和(自身を除く): 32342142

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 23537, 47074, 70611, 117685, 141222, 235370, 353055, 706110, 729647, 1459294, 2188941, 3648235, 4377882, 7296470, 10944705, 21889410]

約数ペア:

[(1, 21889410), (2, 10944705), (3, 7296470), (5, 4377882), (6, 3648235), (10, 2188941), (15, 1459294), (30, 729647), (31, 706110), (62, 353055), (93, 235370), (155, 141222), (186, 117685), (310, 70611), (465, 47074), (930, 23537)]