21738888

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{5297}}^1$

素因数の和:5331

約数の個数: 64

約数和(自身を含む): 63576000

約数和(自身を除く): 41837112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 5297, 10594, 15891, 21188, 31782, 42376, 47673, 63564, 95346, 100643, 127128, 143019, 190692, 201286, 286038, 301929, 381384, 402572, 572076, 603858, 805144, 905787, 1144152, 1207716, 1811574, 2415432, 2717361, 3623148, 5434722, 7246296, 10869444, 21738888]

約数ペア:

[(1, 21738888), (2, 10869444), (3, 7246296), (4, 5434722), (6, 3623148), (8, 2717361), (9, 2415432), (12, 1811574), (18, 1207716), (19, 1144152), (24, 905787), (27, 805144), (36, 603858), (38, 572076), (54, 402572), (57, 381384), (72, 301929), (76, 286038), (108, 201286), (114, 190692), (152, 143019), (171, 127128), (216, 100643), (228, 95346), (342, 63564), (456, 47673), (513, 42376), (684, 31782), (1026, 21188), (1368, 15891), (2052, 10594), (4104, 5297)]