21716244

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 64995840

約数和(自身を除く): 43279596

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 31, 33, 36, 44, 58, 61, 62, 66, 87, 93, 99, 116, 122, 124, 132, 174, 183, 186, 198, 244, 261, 279, 319, 341, 348, 366, 372, 396, 522, 549, 558, 638, 671, 682, 732, 899, 957, 1023, 1044, 1098, 1116, 1276, 1342, 1364, 1769, 1798, 1891, 1914, 2013, 2046, 2196, 2684, 2697, 2871, 3069, 3538, 3596, 3782, 3828, 4026, 4092, 5307, 5394, 5673, 5742, 6039, 6138, 7076, 7564, 8052, 8091, 9889, 10614, 10788, 11346, 11484, 12078, 12276, 15921, 16182, 17019, 19459, 19778, 20801, 21228, 22692, 24156, 29667, 31842, 32364, 34038, 38918, 39556, 41602, 54839, 58377, 59334, 62403, 63684, 68076, 77836, 83204, 89001, 109678, 116754, 118668, 124806, 164517, 175131, 178002, 187209, 219356, 233508, 249612, 329034, 350262, 356004, 374418, 493551, 603229, 658068, 700524, 748836, 987102, 1206458, 1809687, 1974204, 2412916, 3619374, 5429061, 7238748, 10858122, 21716244]

約数ペア:

[(1, 21716244), (2, 10858122), (3, 7238748), (4, 5429061), (6, 3619374), (9, 2412916), (11, 1974204), (12, 1809687), (18, 1206458), (22, 987102), (29, 748836), (31, 700524), (33, 658068), (36, 603229), (44, 493551), (58, 374418), (61, 356004), (62, 350262), (66, 329034), (87, 249612), (93, 233508), (99, 219356), (116, 187209), (122, 178002), (124, 175131), (132, 164517), (174, 124806), (183, 118668), (186, 116754), (198, 109678), (244, 89001), (261, 83204), (279, 77836), (319, 68076), (341, 63684), (348, 62403), (366, 59334), (372, 58377), (396, 54839), (522, 41602), (549, 39556), (558, 38918), (638, 34038), (671, 32364), (682, 31842), (732, 29667), (899, 24156), (957, 22692), (1023, 21228), (1044, 20801), (1098, 19778), (1116, 19459), (1276, 17019), (1342, 16182), (1364, 15921), (1769, 12276), (1798, 12078), (1891, 11484), (1914, 11346), (2013, 10788), (2046, 10614), (2196, 9889), (2684, 8091), (2697, 8052), (2871, 7564), (3069, 7076), (3538, 6138), (3596, 6039), (3782, 5742), (3828, 5673), (4026, 5394), (4092, 5307)]