21837690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2076

約数の個数: 96

約数和(自身を含む): 68739840

約数和(自身を除く): 46902150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2039, 2142, 3570, 4078, 5355, 6117, 10195, 10710, 12234, 14273, 18351, 20390, 28546, 30585, 34663, 36702, 42819, 61170, 69326, 71365, 85638, 91755, 103989, 128457, 142730, 173315, 183510, 207978, 214095, 242641, 256914, 311967, 346630, 428190, 485282, 519945, 623934, 642285, 727923, 1039890, 1213205, 1284570, 1455846, 1559835, 2183769, 2426410, 3119670, 3639615, 4367538, 7279230, 10918845, 21837690]

約数ペア:

[(1, 21837690), (2, 10918845), (3, 7279230), (5, 4367538), (6, 3639615), (7, 3119670), (9, 2426410), (10, 2183769), (14, 1559835), (15, 1455846), (17, 1284570), (18, 1213205), (21, 1039890), (30, 727923), (34, 642285), (35, 623934), (42, 519945), (45, 485282), (51, 428190), (63, 346630), (70, 311967), (85, 256914), (90, 242641), (102, 214095), (105, 207978), (119, 183510), (126, 173315), (153, 142730), (170, 128457), (210, 103989), (238, 91755), (255, 85638), (306, 71365), (315, 69326), (357, 61170), (510, 42819), (595, 36702), (630, 34663), (714, 30585), (765, 28546), (1071, 20390), (1190, 18351), (1530, 14273), (1785, 12234), (2039, 10710), (2142, 10195), (3570, 6117), (4078, 5355)]