21396670766

素因数分解:

$2^1\times {\mathrm{31}}^3\times {\mathrm{421}}^1\times {\mathrm{853}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 33282552576

約数和(自身を除く): 11885881810

約数列:

[1, 2, 31, 62, 421, 842, 853, 961, 1706, 1922, 13051, 26102, 26443, 29791, 52886, 59582, 359113, 404581, 718226, 809162, 819733, 1639466, 11132503, 12542011, 22265006, 25084022, 25411723, 50823446, 345107593, 690215186, 10698335383, 21396670766]

約数ペア:

[(1, 21396670766), (2, 10698335383), (31, 690215186), (62, 345107593), (421, 50823446), (842, 25411723), (853, 25084022), (961, 22265006), (1706, 12542011), (1922, 11132503), (13051, 1639466), (26102, 819733), (26443, 809162), (29791, 718226), (52886, 404581), (59582, 359113)]