21221592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2141}}^1$

素因数の和:2216

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 40468008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 59, 84, 118, 168, 177, 236, 354, 413, 472, 708, 826, 1239, 1416, 1652, 2141, 2478, 3304, 4282, 4956, 6423, 8564, 9912, 12846, 14987, 17128, 25692, 29974, 44961, 51384, 59948, 89922, 119896, 126319, 179844, 252638, 359688, 378957, 505276, 757914, 884233, 1010552, 1515828, 1768466, 2652699, 3031656, 3536932, 5305398, 7073864, 10610796, 21221592]

約数ペア:

[(1, 21221592), (2, 10610796), (3, 7073864), (4, 5305398), (6, 3536932), (7, 3031656), (8, 2652699), (12, 1768466), (14, 1515828), (21, 1010552), (24, 884233), (28, 757914), (42, 505276), (56, 378957), (59, 359688), (84, 252638), (118, 179844), (168, 126319), (177, 119896), (236, 89922), (354, 59948), (413, 51384), (472, 44961), (708, 29974), (826, 25692), (1239, 17128), (1416, 14987), (1652, 12846), (2141, 9912), (2478, 8564), (3304, 6423), (4282, 4956)]