21552972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{677}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 57711360

約数和(自身を除く): 36158388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 379, 677, 758, 1137, 1354, 1516, 2031, 2274, 2653, 2708, 4062, 4548, 4739, 5306, 7959, 8124, 9478, 10612, 14217, 15918, 18956, 28434, 31836, 56868, 256583, 513166, 769749, 1026332, 1539498, 1796081, 3078996, 3592162, 5388243, 7184324, 10776486, 21552972]

約数ペア:

[(1, 21552972), (2, 10776486), (3, 7184324), (4, 5388243), (6, 3592162), (7, 3078996), (12, 1796081), (14, 1539498), (21, 1026332), (28, 769749), (42, 513166), (84, 256583), (379, 56868), (677, 31836), (758, 28434), (1137, 18956), (1354, 15918), (1516, 14217), (2031, 10612), (2274, 9478), (2653, 8124), (2708, 7959), (4062, 5306), (4548, 4739)]