21603802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 37122624

約数和(自身を除く): 15518822

約数列:

[1, 2, 11, 22, 41, 43, 82, 86, 451, 473, 557, 902, 946, 1114, 1763, 3526, 6127, 12254, 19393, 22837, 23951, 38786, 45674, 47902, 251207, 263461, 502414, 526922, 981991, 1963982, 10801901, 21603802]

約数ペア:

[(1, 21603802), (2, 10801901), (11, 1963982), (22, 981991), (41, 526922), (43, 502414), (82, 263461), (86, 251207), (451, 47902), (473, 45674), (557, 38786), (902, 23951), (946, 22837), (1114, 19393), (1763, 12254), (3526, 6127)]