21585300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 70662144

約数和(自身を除く): 49076844

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 31, 33, 44, 50, 55, 60, 62, 66, 75, 93, 100, 110, 124, 132, 150, 155, 165, 186, 211, 220, 275, 300, 310, 330, 341, 372, 422, 465, 550, 620, 633, 660, 682, 775, 825, 844, 930, 1023, 1055, 1100, 1266, 1364, 1550, 1650, 1705, 1860, 2046, 2110, 2321, 2325, 2532, 3100, 3165, 3300, 3410, 4092, 4220, 4642, 4650, 5115, 5275, 6330, 6541, 6820, 6963, 8525, 9284, 9300, 10230, 10550, 11605, 12660, 13082, 13926, 15825, 17050, 19623, 20460, 21100, 23210, 25575, 26164, 27852, 31650, 32705, 34100, 34815, 39246, 46420, 51150, 58025, 63300, 65410, 69630, 71951, 78492, 98115, 102300, 116050, 130820, 139260, 143902, 163525, 174075, 196230, 215853, 232100, 287804, 327050, 348150, 359755, 392460, 431706, 490575, 654100, 696300, 719510, 863412, 981150, 1079265, 1439020, 1798775, 1962300, 2158530, 3597550, 4317060, 5396325, 7195100, 10792650, 21585300]

約数ペア:

[(1, 21585300), (2, 10792650), (3, 7195100), (4, 5396325), (5, 4317060), (6, 3597550), (10, 2158530), (11, 1962300), (12, 1798775), (15, 1439020), (20, 1079265), (22, 981150), (25, 863412), (30, 719510), (31, 696300), (33, 654100), (44, 490575), (50, 431706), (55, 392460), (60, 359755), (62, 348150), (66, 327050), (75, 287804), (93, 232100), (100, 215853), (110, 196230), (124, 174075), (132, 163525), (150, 143902), (155, 139260), (165, 130820), (186, 116050), (211, 102300), (220, 98115), (275, 78492), (300, 71951), (310, 69630), (330, 65410), (341, 63300), (372, 58025), (422, 51150), (465, 46420), (550, 39246), (620, 34815), (633, 34100), (660, 32705), (682, 31650), (775, 27852), (825, 26164), (844, 25575), (930, 23210), (1023, 21100), (1055, 20460), (1100, 19623), (1266, 17050), (1364, 15825), (1550, 13926), (1650, 13082), (1705, 12660), (1860, 11605), (2046, 10550), (2110, 10230), (2321, 9300), (2325, 9284), (2532, 8525), (3100, 6963), (3165, 6820), (3300, 6541), (3410, 6330), (4092, 5275), (4220, 5115), (4642, 4650)]