21641352194

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2989963}}^1$

素因数の和:2990030

約数の個数: 32

約数和(自身を含む): 41333262336

約数和(自身を除く): 19691910142

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 3619, 7238, 2989963, 5979926, 20929741, 32889593, 41859482, 65779186, 140528261, 230227151, 281056522, 460454302, 983697827, 1545810871, 1967395654, 3091621742, 10820676097, 21641352194]

約数ペア:

[(1, 21641352194), (2, 10820676097), (7, 3091621742), (11, 1967395654), (14, 1545810871), (22, 983697827), (47, 460454302), (77, 281056522), (94, 230227151), (154, 140528261), (329, 65779186), (517, 41859482), (658, 32889593), (1034, 20929741), (3619, 5979926), (7238, 2989963)]