21636330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31357}}^1$

素因数の和:31390

約数の個数: 32

約数和(自身を含む): 54186624

約数和(自身を除く): 32550294

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31357, 62714, 94071, 156785, 188142, 313570, 470355, 721211, 940710, 1442422, 2163633, 3606055, 4327266, 7212110, 10818165, 21636330]

約数ペア:

[(1, 21636330), (2, 10818165), (3, 7212110), (5, 4327266), (6, 3606055), (10, 2163633), (15, 1442422), (23, 940710), (30, 721211), (46, 470355), (69, 313570), (115, 188142), (138, 156785), (230, 94071), (345, 62714), (690, 31357)]