21551334

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3917}}^1$

素因数の和:4060

約数の個数: 32

約数和(自身を含む): 49648896

約数和(自身を除く): 28097562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 3917, 5502, 7834, 11751, 23502, 27419, 54838, 82257, 164514, 513127, 1026254, 1539381, 3078762, 3591889, 7183778, 10775667, 21551334]

約数ペア:

[(1, 21551334), (2, 10775667), (3, 7183778), (6, 3591889), (7, 3078762), (14, 1539381), (21, 1026254), (42, 513127), (131, 164514), (262, 82257), (393, 54838), (786, 27419), (917, 23502), (1834, 11751), (2751, 7834), (3917, 5502)]