21070292340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{12479}}^1$

素因数の和:12861

約数の個数: 96

約数和(自身を含む): 59779399680

約数和(自身を除く): 38709107340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 263, 321, 428, 526, 535, 642, 789, 1052, 1070, 1284, 1315, 1578, 1605, 2140, 2630, 3156, 3210, 3945, 5260, 6420, 7890, 12479, 15780, 24958, 28141, 37437, 49916, 56282, 62395, 74874, 84423, 112564, 124790, 140705, 149748, 168846, 187185, 249580, 281410, 337692, 374370, 422115, 562820, 748740, 844230, 1335253, 1688460, 2670506, 3281977, 4005759, 5341012, 6563954, 6676265, 8011518, 9845931, 13127908, 13352530, 16023036, 16409885, 19691862, 20028795, 26705060, 32819770, 39383724, 40057590, 49229655, 65639540, 80115180, 98459310, 196918620, 351171539, 702343078, 1053514617, 1404686156, 1755857695, 2107029234, 3511715390, 4214058468, 5267573085, 7023430780, 10535146170, 21070292340]

約数ペア:

[(1, 21070292340), (2, 10535146170), (3, 7023430780), (4, 5267573085), (5, 4214058468), (6, 3511715390), (10, 2107029234), (12, 1755857695), (15, 1404686156), (20, 1053514617), (30, 702343078), (60, 351171539), (107, 196918620), (214, 98459310), (263, 80115180), (321, 65639540), (428, 49229655), (526, 40057590), (535, 39383724), (642, 32819770), (789, 26705060), (1052, 20028795), (1070, 19691862), (1284, 16409885), (1315, 16023036), (1578, 13352530), (1605, 13127908), (2140, 9845931), (2630, 8011518), (3156, 6676265), (3210, 6563954), (3945, 5341012), (5260, 4005759), (6420, 3281977), (7890, 2670506), (12479, 1688460), (15780, 1335253), (24958, 844230), (28141, 748740), (37437, 562820), (49916, 422115), (56282, 374370), (62395, 337692), (74874, 281410), (84423, 249580), (112564, 187185), (124790, 168846), (140705, 149748)]