21719670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1753}}^1$

素因数の和:1829

約数の個数: 64

約数和(自身を含む): 60618240

約数和(自身を除く): 38898570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1239, 1753, 1770, 2065, 2478, 3506, 4130, 5259, 6195, 8765, 10518, 12271, 12390, 17530, 24542, 26295, 36813, 52590, 61355, 73626, 103427, 122710, 184065, 206854, 310281, 368130, 517135, 620562, 723989, 1034270, 1447978, 1551405, 2171967, 3102810, 3619945, 4343934, 7239890, 10859835, 21719670]

約数ペア:

[(1, 21719670), (2, 10859835), (3, 7239890), (5, 4343934), (6, 3619945), (7, 3102810), (10, 2171967), (14, 1551405), (15, 1447978), (21, 1034270), (30, 723989), (35, 620562), (42, 517135), (59, 368130), (70, 310281), (105, 206854), (118, 184065), (177, 122710), (210, 103427), (295, 73626), (354, 61355), (413, 52590), (590, 36813), (826, 26295), (885, 24542), (1239, 17530), (1753, 12390), (1770, 12271), (2065, 10518), (2478, 8765), (3506, 6195), (4130, 5259)]