21703628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13877}}^1$

素因数の和:13921

約数の個数: 24

約数和(自身を含む): 41967072

約数和(自身を除く): 20263444

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13877, 27754, 55508, 235909, 319171, 471818, 638342, 943636, 1276684, 5425907, 10851814, 21703628]

約数ペア:

[(1, 21703628), (2, 10851814), (4, 5425907), (17, 1276684), (23, 943636), (34, 638342), (46, 471818), (68, 319171), (92, 235909), (391, 55508), (782, 27754), (1564, 13877)]