21214096

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3391}}^1$

素因数の和:3439

約数の個数: 40

約数和(自身を含む): 45425664

約数和(自身を除く): 24211568

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 3391, 6256, 6782, 13564, 27128, 54256, 57647, 77993, 115294, 155986, 230588, 311972, 461176, 623944, 922352, 1247888, 1325881, 2651762, 5303524, 10607048, 21214096]

約数ペア:

[(1, 21214096), (2, 10607048), (4, 5303524), (8, 2651762), (16, 1325881), (17, 1247888), (23, 922352), (34, 623944), (46, 461176), (68, 311972), (92, 230588), (136, 155986), (184, 115294), (272, 77993), (368, 57647), (391, 54256), (782, 27128), (1564, 13564), (3128, 6782), (3391, 6256)]