21144914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 16788142

約数列:

[1, 2, 7, 14, 31, 62, 83, 166, 217, 434, 581, 587, 1162, 1174, 2573, 4109, 5146, 8218, 18011, 18197, 36022, 36394, 48721, 97442, 127379, 254758, 341047, 682094, 1510351, 3020702, 10572457, 21144914]

約数ペア:

[(1, 21144914), (2, 10572457), (7, 3020702), (14, 1510351), (31, 682094), (62, 341047), (83, 254758), (166, 127379), (217, 97442), (434, 48721), (581, 36394), (587, 36022), (1162, 18197), (1174, 18011), (2573, 8218), (4109, 5146)]