21607572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3623}}^1$

素因数の和:3708

約数の個数: 48

約数和(自身を含む): 58447872

約数和(自身を除く): 36840300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 3623, 5964, 7246, 10869, 14492, 21738, 25361, 43476, 50722, 76083, 101444, 152166, 257233, 304332, 514466, 771699, 1028932, 1543398, 1800631, 3086796, 3601262, 5401893, 7202524, 10803786, 21607572]

約数ペア:

[(1, 21607572), (2, 10803786), (3, 7202524), (4, 5401893), (6, 3601262), (7, 3086796), (12, 1800631), (14, 1543398), (21, 1028932), (28, 771699), (42, 514466), (71, 304332), (84, 257233), (142, 152166), (213, 101444), (284, 76083), (426, 50722), (497, 43476), (852, 25361), (994, 21738), (1491, 14492), (1988, 10869), (2982, 7246), (3623, 5964)]