15876756

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{21001}}^1$

素因数の和:21021

約数の個数: 48

約数和(自身を含む): 47044480

約数和(自身を除く): 31167724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 21001, 42002, 63003, 84004, 126006, 147007, 189009, 252012, 294014, 378018, 441021, 567027, 588028, 756036, 882042, 1134054, 1323063, 1764084, 2268108, 2646126, 3969189, 5292252, 7938378, 15876756]

約数ペア:

[(1, 15876756), (2, 7938378), (3, 5292252), (4, 3969189), (6, 2646126), (7, 2268108), (9, 1764084), (12, 1323063), (14, 1134054), (18, 882042), (21, 756036), (27, 588028), (28, 567027), (36, 441021), (42, 378018), (54, 294014), (63, 252012), (84, 189009), (108, 147007), (126, 126006), (189, 84004), (252, 63003), (378, 42002), (756, 21001)]