21109830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100523}}^1$

素因数の和:100540

約数の個数: 32

約数和(自身を含む): 57901824

約数和(自身を除く): 36791994

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100523, 201046, 301569, 502615, 603138, 703661, 1005230, 1407322, 1507845, 2110983, 3015690, 3518305, 4221966, 7036610, 10554915, 21109830]

約数ペア:

[(1, 21109830), (2, 10554915), (3, 7036610), (5, 4221966), (6, 3518305), (7, 3015690), (10, 2110983), (14, 1507845), (15, 1407322), (21, 1005230), (30, 703661), (35, 603138), (42, 502615), (70, 301569), (105, 201046), (210, 100523)]