21962790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3089}}^1$

素因数の和:3181

約数の個数: 48

約数和(自身を含む): 57844800

約数和(自身を除く): 35882010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3089, 3555, 6178, 7110, 9267, 15445, 18534, 27801, 30890, 46335, 55602, 92670, 139005, 244031, 278010, 488062, 732093, 1220155, 1464186, 2196279, 2440310, 3660465, 4392558, 7320930, 10981395, 21962790]

約数ペア:

[(1, 21962790), (2, 10981395), (3, 7320930), (5, 4392558), (6, 3660465), (9, 2440310), (10, 2196279), (15, 1464186), (18, 1220155), (30, 732093), (45, 488062), (79, 278010), (90, 244031), (158, 139005), (237, 92670), (395, 55602), (474, 46335), (711, 30890), (790, 27801), (1185, 18534), (1422, 15445), (2370, 9267), (3089, 7110), (3555, 6178)]