21888678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17971}}^1$

素因数の和:18012

約数の個数: 32

約数和(自身を含む): 51759360

約数和(自身を除く): 29870682

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 17971, 35942, 53913, 107826, 125797, 251594, 377391, 521159, 754782, 1042318, 1563477, 3126954, 3648113, 7296226, 10944339, 21888678]

約数ペア:

[(1, 21888678), (2, 10944339), (3, 7296226), (6, 3648113), (7, 3126954), (14, 1563477), (21, 1042318), (29, 754782), (42, 521159), (58, 377391), (87, 251594), (174, 125797), (203, 107826), (406, 53913), (609, 35942), (1218, 17971)]