21967582

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 42345072

約数和(自身を除く): 20377490

約数列:

[1, 2, 7, 13, 14, 26, 43, 49, 86, 91, 98, 182, 301, 401, 559, 602, 637, 802, 1118, 1274, 2107, 2807, 3913, 4214, 5213, 5614, 7826, 10426, 17243, 19649, 27391, 34486, 36491, 39298, 54782, 72982, 120701, 224159, 241402, 255437, 448318, 510874, 844907, 1569113, 1689814, 3138226, 10983791, 21967582]

約数ペア:

[(1, 21967582), (2, 10983791), (7, 3138226), (13, 1689814), (14, 1569113), (26, 844907), (43, 510874), (49, 448318), (86, 255437), (91, 241402), (98, 224159), (182, 120701), (301, 72982), (401, 54782), (559, 39298), (602, 36491), (637, 34486), (802, 27391), (1118, 19649), (1274, 17243), (2107, 10426), (2807, 7826), (3913, 5614), (4214, 5213)]