21496650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 62138880

約数和(自身を除く): 40642230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 59, 70, 75, 105, 118, 150, 175, 177, 210, 295, 347, 350, 354, 413, 525, 590, 694, 826, 885, 1041, 1050, 1239, 1475, 1735, 1770, 2065, 2082, 2429, 2478, 2950, 3470, 4130, 4425, 4858, 5205, 6195, 7287, 8675, 8850, 10325, 10410, 12145, 12390, 14574, 17350, 20473, 20650, 24290, 26025, 30975, 36435, 40946, 52050, 60725, 61419, 61950, 72870, 102365, 121450, 122838, 143311, 182175, 204730, 286622, 307095, 364350, 429933, 511825, 614190, 716555, 859866, 1023650, 1433110, 1535475, 2149665, 3070950, 3582775, 4299330, 7165550, 10748325, 21496650]

約数ペア:

[(1, 21496650), (2, 10748325), (3, 7165550), (5, 4299330), (6, 3582775), (7, 3070950), (10, 2149665), (14, 1535475), (15, 1433110), (21, 1023650), (25, 859866), (30, 716555), (35, 614190), (42, 511825), (50, 429933), (59, 364350), (70, 307095), (75, 286622), (105, 204730), (118, 182175), (150, 143311), (175, 122838), (177, 121450), (210, 102365), (295, 72870), (347, 61950), (350, 61419), (354, 60725), (413, 52050), (525, 40946), (590, 36435), (694, 30975), (826, 26025), (885, 24290), (1041, 20650), (1050, 20473), (1239, 17350), (1475, 14574), (1735, 12390), (1770, 12145), (2065, 10410), (2082, 10325), (2429, 8850), (2478, 8675), (2950, 7287), (3470, 6195), (4130, 5205), (4425, 4858)]