21649394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 37425024

約数和(自身を除く): 15775630

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 883, 943, 1066, 1766, 1886, 11479, 12259, 20309, 22958, 24518, 36203, 40618, 72406, 264017, 470639, 528034, 832669, 941278, 1665338, 10824697, 21649394]

約数ペア:

[(1, 21649394), (2, 10824697), (13, 1665338), (23, 941278), (26, 832669), (41, 528034), (46, 470639), (82, 264017), (299, 72406), (533, 40618), (598, 36203), (883, 24518), (943, 22958), (1066, 20309), (1766, 12259), (1886, 11479)]