21407664

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{19391}}^1$

素因数の和:19425

約数の個数: 40

約数和(自身を含む): 57710592

約数和(自身を除く): 36302928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 19391, 38782, 58173, 77564, 116346, 155128, 232692, 310256, 445993, 465384, 891986, 930768, 1337979, 1783972, 2675958, 3567944, 5351916, 7135888, 10703832, 21407664]

約数ペア:

[(1, 21407664), (2, 10703832), (3, 7135888), (4, 5351916), (6, 3567944), (8, 2675958), (12, 1783972), (16, 1337979), (23, 930768), (24, 891986), (46, 465384), (48, 445993), (69, 310256), (92, 232692), (138, 155128), (184, 116346), (276, 77564), (368, 58173), (552, 38782), (1104, 19391)]