21450702994

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1\times {\mathrm{1229}}^1$

素因数の和:1727

約数の個数: 64

約数和(自身を含む): 38239027200

約数和(自身を除く): 16788324206

約数列:

[1, 2, 7, 14, 43, 79, 86, 158, 301, 367, 553, 602, 734, 1106, 1229, 2458, 2569, 3397, 5138, 6794, 8603, 15781, 17206, 23779, 28993, 31562, 47558, 52847, 57986, 97091, 105694, 110467, 194182, 202951, 220934, 369929, 405902, 451043, 679637, 739858, 902086, 1246699, 1359274, 2493398, 3157301, 4174913, 6314602, 8349826, 8726893, 17453786, 19394849, 29224391, 35632397, 38789698, 58448782, 71264794, 135763943, 249426779, 271527886, 498853558, 1532193071, 3064386142, 10725351497, 21450702994]

約数ペア:

[(1, 21450702994), (2, 10725351497), (7, 3064386142), (14, 1532193071), (43, 498853558), (79, 271527886), (86, 249426779), (158, 135763943), (301, 71264794), (367, 58448782), (553, 38789698), (602, 35632397), (734, 29224391), (1106, 19394849), (1229, 17453786), (2458, 8726893), (2569, 8349826), (3397, 6314602), (5138, 4174913), (6794, 3157301), (8603, 2493398), (15781, 1359274), (17206, 1246699), (23779, 902086), (28993, 739858), (31562, 679637), (47558, 451043), (52847, 405902), (57986, 369929), (97091, 220934), (105694, 202951), (110467, 194182)]