21176602

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 13659878

約数列:

[1, 2, 19, 38, 47, 71, 94, 142, 167, 334, 893, 1349, 1786, 2698, 3173, 3337, 6346, 6674, 7849, 11857, 15698, 23714, 63403, 126806, 149131, 225283, 298262, 450566, 557279, 1114558, 10588301, 21176602]

約数ペア:

[(1, 21176602), (2, 10588301), (19, 1114558), (38, 557279), (47, 450566), (71, 298262), (94, 225283), (142, 149131), (167, 126806), (334, 63403), (893, 23714), (1349, 15698), (1786, 11857), (2698, 7849), (3173, 6674), (3337, 6346)]