21426955920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3306629}}^1$

素因数の和:3306654

約数の個数: 100

約数和(自身を含む): 74419014780

約数和(自身を除く): 52992058860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 3306629, 6613258, 9919887, 13226516, 16533145, 19839774, 26453032, 29759661, 33066290, 39679548, 49599435, 52906064, 59519322, 66132580, 79359096, 89278983, 99198870, 119038644, 132265160, 148798305, 158718192, 178557966, 198397740, 238077288, 264530320, 267836949, 297596610, 357115932, 396795480, 446394915, 476154576, 535673898, 595193220, 714231864, 793590960, 892789830, 1071347796, 1190386440, 1339184745, 1428463728, 1785579660, 2142695592, 2380772880, 2678369490, 3571159320, 4285391184, 5356738980, 7142318640, 10713477960, 21426955920]

約数ペア:

[(1, 21426955920), (2, 10713477960), (3, 7142318640), (4, 5356738980), (5, 4285391184), (6, 3571159320), (8, 2678369490), (9, 2380772880), (10, 2142695592), (12, 1785579660), (15, 1428463728), (16, 1339184745), (18, 1190386440), (20, 1071347796), (24, 892789830), (27, 793590960), (30, 714231864), (36, 595193220), (40, 535673898), (45, 476154576), (48, 446394915), (54, 396795480), (60, 357115932), (72, 297596610), (80, 267836949), (81, 264530320), (90, 238077288), (108, 198397740), (120, 178557966), (135, 158718192), (144, 148798305), (162, 132265160), (180, 119038644), (216, 99198870), (240, 89278983), (270, 79359096), (324, 66132580), (360, 59519322), (405, 52906064), (432, 49599435), (540, 39679548), (648, 33066290), (720, 29759661), (810, 26453032), (1080, 19839774), (1296, 16533145), (1620, 13226516), (2160, 9919887), (3240, 6613258), (6480, 3306629)]