21921102

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173977}}^1$

素因数の和:173992

約数の個数: 24

約数和(自身を含む): 54281136

約数和(自身を除く): 32360034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173977, 347954, 521931, 1043862, 1217839, 1565793, 2435678, 3131586, 3653517, 7307034, 10960551, 21921102]

約数ペア:

[(1, 21921102), (2, 10960551), (3, 7307034), (6, 3653517), (7, 3131586), (9, 2435678), (14, 1565793), (18, 1217839), (21, 1043862), (42, 521931), (63, 347954), (126, 173977)]