21037214700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{865729}}^1$

素因数の和:865758

約数の個数: 108

約数和(自身を含む): 68382281240

約数和(自身を除く): 47345066540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 810, 900, 972, 1215, 1350, 1620, 2025, 2430, 2700, 4050, 4860, 6075, 8100, 12150, 24300, 865729, 1731458, 2597187, 3462916, 4328645, 5194374, 7791561, 8657290, 10388748, 12985935, 15583122, 17314580, 21643225, 23374683, 25971870, 31166244, 38957805, 43286450, 46749366, 51943740, 64929675, 70124049, 77915610, 86572900, 93498732, 116873415, 129859350, 140248098, 155831220, 194789025, 210372147, 233746830, 259718700, 280496196, 350620245, 389578050, 420744294, 467493660, 584367075, 701240490, 779156100, 841488588, 1051860735, 1168734150, 1402480980, 1753101225, 2103721470, 2337468300, 3506202450, 4207442940, 5259303675, 7012404900, 10518607350, 21037214700]

約数ペア:

[(1, 21037214700), (2, 10518607350), (3, 7012404900), (4, 5259303675), (5, 4207442940), (6, 3506202450), (9, 2337468300), (10, 2103721470), (12, 1753101225), (15, 1402480980), (18, 1168734150), (20, 1051860735), (25, 841488588), (27, 779156100), (30, 701240490), (36, 584367075), (45, 467493660), (50, 420744294), (54, 389578050), (60, 350620245), (75, 280496196), (81, 259718700), (90, 233746830), (100, 210372147), (108, 194789025), (135, 155831220), (150, 140248098), (162, 129859350), (180, 116873415), (225, 93498732), (243, 86572900), (270, 77915610), (300, 70124049), (324, 64929675), (405, 51943740), (450, 46749366), (486, 43286450), (540, 38957805), (675, 31166244), (810, 25971870), (900, 23374683), (972, 21643225), (1215, 17314580), (1350, 15583122), (1620, 12985935), (2025, 10388748), (2430, 8657290), (2700, 7791561), (4050, 5194374), (4860, 4328645), (6075, 3462916), (8100, 2597187), (12150, 1731458), (24300, 865729)]