21334196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7741}}^1$

素因数の和:7811

約数の個数: 24

約数和(自身を含む): 40970664

約数和(自身を除く): 19636468

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7741, 15482, 30964, 100633, 201266, 402532, 410273, 820546, 1641092, 5333549, 10667098, 21334196]

約数ペア:

[(1, 21334196), (2, 10667098), (4, 5333549), (13, 1641092), (26, 820546), (52, 410273), (53, 402532), (106, 201266), (212, 100633), (689, 30964), (1378, 15482), (2756, 7741)]