21597540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6101}}^1$

素因数の和:6172

約数の個数: 48

約数和(自身を含む): 61508160

約数和(自身を除く): 39910620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 6101, 12202, 18303, 24404, 30505, 36606, 61010, 73212, 91515, 122020, 183030, 359959, 366060, 719918, 1079877, 1439836, 1799795, 2159754, 3599590, 4319508, 5399385, 7199180, 10798770, 21597540]

約数ペア:

[(1, 21597540), (2, 10798770), (3, 7199180), (4, 5399385), (5, 4319508), (6, 3599590), (10, 2159754), (12, 1799795), (15, 1439836), (20, 1079877), (30, 719918), (59, 366060), (60, 359959), (118, 183030), (177, 122020), (236, 91515), (295, 73212), (354, 61010), (590, 36606), (708, 30505), (885, 24404), (1180, 18303), (1770, 12202), (3540, 6101)]