21292830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18199}}^1$

素因数の和:18225

約数の個数: 48

約数和(自身を含む): 59623200

約数和(自身を除く): 38330370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18199, 36398, 54597, 90995, 109194, 163791, 181990, 236587, 272985, 327582, 473174, 545970, 709761, 818955, 1182935, 1419522, 1637910, 2129283, 2365870, 3548805, 4258566, 7097610, 10646415, 21292830]

約数ペア:

[(1, 21292830), (2, 10646415), (3, 7097610), (5, 4258566), (6, 3548805), (9, 2365870), (10, 2129283), (13, 1637910), (15, 1419522), (18, 1182935), (26, 818955), (30, 709761), (39, 545970), (45, 473174), (65, 327582), (78, 272985), (90, 236587), (117, 181990), (130, 163791), (195, 109194), (234, 90995), (390, 54597), (585, 36398), (1170, 18199)]