21907548286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{662941}}^1$

素因数の和:663028

約数の個数: 32

約数和(自身を含む): 37421750016

約数和(自身を除く): 15514201730

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 403, 533, 806, 1066, 1271, 2542, 16523, 33046, 662941, 1325882, 8618233, 17236466, 20551171, 27180581, 41102342, 54361162, 267165223, 353347553, 534330446, 706695106, 842598011, 1685196022, 10953774143, 21907548286]

約数ペア:

[(1, 21907548286), (2, 10953774143), (13, 1685196022), (26, 842598011), (31, 706695106), (41, 534330446), (62, 353347553), (82, 267165223), (403, 54361162), (533, 41102342), (806, 27180581), (1066, 20551171), (1271, 17236466), (2542, 8618233), (16523, 1325882), (33046, 662941)]