21553844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14293}}^1$

素因数の和:14339

約数の個数: 24

約数和(自身を含む): 42024360

約数和(自身を除く): 20470516

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14293, 28586, 57172, 185809, 371618, 414497, 743236, 828994, 1657988, 5388461, 10776922, 21553844]

約数ペア:

[(1, 21553844), (2, 10776922), (4, 5388461), (13, 1657988), (26, 828994), (29, 743236), (52, 414497), (58, 371618), (116, 185809), (377, 57172), (754, 28586), (1508, 14293)]