21955230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 63393408

約数和(自身を除く): 41438178

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 67, 90, 99, 110, 134, 165, 198, 201, 330, 331, 335, 402, 495, 603, 662, 670, 737, 990, 993, 1005, 1206, 1474, 1655, 1986, 2010, 2211, 2979, 3015, 3310, 3641, 3685, 4422, 4965, 5958, 6030, 6633, 7282, 7370, 9930, 10923, 11055, 13266, 14895, 18205, 21846, 22110, 22177, 29790, 32769, 33165, 36410, 44354, 54615, 65538, 66330, 66531, 109230, 110885, 133062, 163845, 199593, 221770, 243947, 327690, 332655, 399186, 487894, 665310, 731841, 997965, 1219735, 1463682, 1995930, 2195523, 2439470, 3659205, 4391046, 7318410, 10977615, 21955230]

約数ペア:

[(1, 21955230), (2, 10977615), (3, 7318410), (5, 4391046), (6, 3659205), (9, 2439470), (10, 2195523), (11, 1995930), (15, 1463682), (18, 1219735), (22, 997965), (30, 731841), (33, 665310), (45, 487894), (55, 399186), (66, 332655), (67, 327690), (90, 243947), (99, 221770), (110, 199593), (134, 163845), (165, 133062), (198, 110885), (201, 109230), (330, 66531), (331, 66330), (335, 65538), (402, 54615), (495, 44354), (603, 36410), (662, 33165), (670, 32769), (737, 29790), (990, 22177), (993, 22110), (1005, 21846), (1206, 18205), (1474, 14895), (1655, 13266), (1986, 11055), (2010, 10923), (2211, 9930), (2979, 7370), (3015, 7282), (3310, 6633), (3641, 6030), (3685, 5958), (4422, 4965)]