21289158

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5659}}^1$

素因数の和:5697

約数の個数: 48

約数和(自身を含む): 52977600

約数和(自身を除く): 31688442

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5659, 11318, 16977, 33954, 50931, 62249, 101862, 107521, 124498, 186747, 215042, 322563, 373494, 560241, 645126, 967689, 1120482, 1182731, 1935378, 2365462, 3548193, 7096386, 10644579, 21289158]

約数ペア:

[(1, 21289158), (2, 10644579), (3, 7096386), (6, 3548193), (9, 2365462), (11, 1935378), (18, 1182731), (19, 1120482), (22, 967689), (33, 645126), (38, 560241), (57, 373494), (66, 322563), (99, 215042), (114, 186747), (171, 124498), (198, 107521), (209, 101862), (342, 62249), (418, 50931), (627, 33954), (1254, 16977), (1881, 11318), (3762, 5659)]