21325396

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{751}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 38743040

約数和(自身を除く): 17417644

約数列:

[1, 2, 4, 31, 62, 124, 229, 458, 751, 916, 1502, 3004, 7099, 14198, 23281, 28396, 46562, 93124, 171979, 343958, 687916, 5331349, 10662698, 21325396]

約数ペア:

[(1, 21325396), (2, 10662698), (4, 5331349), (31, 687916), (62, 343958), (124, 171979), (229, 93124), (458, 46562), (751, 28396), (916, 23281), (1502, 14198), (3004, 7099)]