21466130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 25535470

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 67, 70, 115, 134, 161, 199, 230, 322, 335, 398, 469, 670, 805, 938, 995, 1393, 1541, 1610, 1990, 2345, 2786, 3082, 4577, 4690, 6965, 7705, 9154, 10787, 13333, 13930, 15410, 21574, 22885, 26666, 32039, 45770, 53935, 64078, 66665, 93331, 107870, 133330, 160195, 186662, 306659, 320390, 466655, 613318, 933310, 1533295, 2146613, 3066590, 4293226, 10733065, 21466130]

約数ペア:

[(1, 21466130), (2, 10733065), (5, 4293226), (7, 3066590), (10, 2146613), (14, 1533295), (23, 933310), (35, 613318), (46, 466655), (67, 320390), (70, 306659), (115, 186662), (134, 160195), (161, 133330), (199, 107870), (230, 93331), (322, 66665), (335, 64078), (398, 53935), (469, 45770), (670, 32039), (805, 26666), (938, 22885), (995, 21574), (1393, 15410), (1541, 13930), (1610, 13333), (1990, 10787), (2345, 9154), (2786, 7705), (3082, 6965), (4577, 4690)]