21840630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104003}}^1$

素因数の和:104020

約数の個数: 32

約数和(自身を含む): 59906304

約数和(自身を除く): 38065674

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104003, 208006, 312009, 520015, 624018, 728021, 1040030, 1456042, 1560045, 2184063, 3120090, 3640105, 4368126, 7280210, 10920315, 21840630]

約数ペア:

[(1, 21840630), (2, 10920315), (3, 7280210), (5, 4368126), (6, 3640105), (7, 3120090), (10, 2184063), (14, 1560045), (15, 1456042), (21, 1040030), (30, 728021), (35, 624018), (42, 520015), (70, 312009), (105, 208006), (210, 104003)]