21975360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2081}}^1$

素因数の和:2112

約数の個数: 112

約数和(自身を含む): 76151232

約数和(自身を除く): 54175872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2081, 2112, 2640, 3520, 4162, 5280, 6243, 8324, 10405, 10560, 12486, 16648, 20810, 22891, 24972, 31215, 33296, 41620, 45782, 49944, 62430, 66592, 68673, 83240, 91564, 99888, 114455, 124860, 133184, 137346, 166480, 183128, 199776, 228910, 249720, 274692, 332960, 343365, 366256, 399552, 457820, 499440, 549384, 665920, 686730, 732512, 915640, 998880, 1098768, 1373460, 1465024, 1831280, 1997760, 2197536, 2746920, 3662560, 4395072, 5493840, 7325120, 10987680, 21975360]

約数ペア:

[(1, 21975360), (2, 10987680), (3, 7325120), (4, 5493840), (5, 4395072), (6, 3662560), (8, 2746920), (10, 2197536), (11, 1997760), (12, 1831280), (15, 1465024), (16, 1373460), (20, 1098768), (22, 998880), (24, 915640), (30, 732512), (32, 686730), (33, 665920), (40, 549384), (44, 499440), (48, 457820), (55, 399552), (60, 366256), (64, 343365), (66, 332960), (80, 274692), (88, 249720), (96, 228910), (110, 199776), (120, 183128), (132, 166480), (160, 137346), (165, 133184), (176, 124860), (192, 114455), (220, 99888), (240, 91564), (264, 83240), (320, 68673), (330, 66592), (352, 62430), (440, 49944), (480, 45782), (528, 41620), (660, 33296), (704, 31215), (880, 24972), (960, 22891), (1056, 20810), (1320, 16648), (1760, 12486), (2081, 10560), (2112, 10405), (2640, 8324), (3520, 6243), (4162, 5280)]