21636900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:878

約数の個数: 108

約数和(自身を含む): 70242900

約数和(自身を除く): 48606000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 145, 150, 174, 180, 225, 261, 290, 300, 348, 435, 450, 522, 580, 725, 829, 870, 900, 1044, 1305, 1450, 1658, 1740, 2175, 2487, 2610, 2900, 3316, 4145, 4350, 4974, 5220, 6525, 7461, 8290, 8700, 9948, 12435, 13050, 14922, 16580, 20725, 24041, 24870, 26100, 29844, 37305, 41450, 48082, 49740, 62175, 72123, 74610, 82900, 96164, 120205, 124350, 144246, 149220, 186525, 216369, 240410, 248700, 288492, 360615, 373050, 432738, 480820, 601025, 721230, 746100, 865476, 1081845, 1202050, 1442460, 1803075, 2163690, 2404100, 3606150, 4327380, 5409225, 7212300, 10818450, 21636900]

約数ペア:

[(1, 21636900), (2, 10818450), (3, 7212300), (4, 5409225), (5, 4327380), (6, 3606150), (9, 2404100), (10, 2163690), (12, 1803075), (15, 1442460), (18, 1202050), (20, 1081845), (25, 865476), (29, 746100), (30, 721230), (36, 601025), (45, 480820), (50, 432738), (58, 373050), (60, 360615), (75, 288492), (87, 248700), (90, 240410), (100, 216369), (116, 186525), (145, 149220), (150, 144246), (174, 124350), (180, 120205), (225, 96164), (261, 82900), (290, 74610), (300, 72123), (348, 62175), (435, 49740), (450, 48082), (522, 41450), (580, 37305), (725, 29844), (829, 26100), (870, 24870), (900, 24041), (1044, 20725), (1305, 16580), (1450, 14922), (1658, 13050), (1740, 12435), (2175, 9948), (2487, 8700), (2610, 8290), (2900, 7461), (3316, 6525), (4145, 5220), (4350, 4974)]