21874890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38377}}^1$

素因数の和:38406

約数の個数: 32

約数和(自身を含む): 55264320

約数和(自身を除く): 33389430

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 38377, 76754, 115131, 191885, 230262, 383770, 575655, 729163, 1151310, 1458326, 2187489, 3645815, 4374978, 7291630, 10937445, 21874890]

約数ペア:

[(1, 21874890), (2, 10937445), (3, 7291630), (5, 4374978), (6, 3645815), (10, 2187489), (15, 1458326), (19, 1151310), (30, 729163), (38, 575655), (57, 383770), (95, 230262), (114, 191885), (190, 115131), (285, 76754), (570, 38377)]