21000296970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10145071}}^1$

素因数の和:10145107

約数の個数: 48

約数和(自身を含む): 56974724352

約数和(自身を除く): 35974427382

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10145071, 20290142, 30435213, 50725355, 60870426, 91305639, 101450710, 152176065, 182611278, 233336633, 304352130, 456528195, 466673266, 700009899, 913056390, 1166683165, 1400019798, 2100029697, 2333366330, 3500049495, 4200059394, 7000098990, 10500148485, 21000296970]

約数ペア:

[(1, 21000296970), (2, 10500148485), (3, 7000098990), (5, 4200059394), (6, 3500049495), (9, 2333366330), (10, 2100029697), (15, 1400019798), (18, 1166683165), (23, 913056390), (30, 700009899), (45, 466673266), (46, 456528195), (69, 304352130), (90, 233336633), (115, 182611278), (138, 152176065), (207, 101450710), (230, 91305639), (345, 60870426), (414, 50725355), (690, 30435213), (1035, 20290142), (2070, 10145071)]