21222756

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 58222080

約数和(自身を除く): 36999324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 47, 54, 74, 94, 108, 111, 113, 141, 148, 188, 222, 226, 282, 333, 339, 423, 444, 452, 564, 666, 678, 846, 999, 1017, 1269, 1332, 1356, 1692, 1739, 1998, 2034, 2538, 3051, 3478, 3996, 4068, 4181, 5076, 5217, 5311, 6102, 6956, 8362, 10434, 10622, 12204, 12543, 15651, 15933, 16724, 20868, 21244, 25086, 31302, 31866, 37629, 46953, 47799, 50172, 62604, 63732, 75258, 93906, 95598, 112887, 143397, 150516, 187812, 191196, 196507, 225774, 286794, 393014, 451548, 573588, 589521, 786028, 1179042, 1768563, 2358084, 3537126, 5305689, 7074252, 10611378, 21222756]

約数ペア:

[(1, 21222756), (2, 10611378), (3, 7074252), (4, 5305689), (6, 3537126), (9, 2358084), (12, 1768563), (18, 1179042), (27, 786028), (36, 589521), (37, 573588), (47, 451548), (54, 393014), (74, 286794), (94, 225774), (108, 196507), (111, 191196), (113, 187812), (141, 150516), (148, 143397), (188, 112887), (222, 95598), (226, 93906), (282, 75258), (333, 63732), (339, 62604), (423, 50172), (444, 47799), (452, 46953), (564, 37629), (666, 31866), (678, 31302), (846, 25086), (999, 21244), (1017, 20868), (1269, 16724), (1332, 15933), (1356, 15651), (1692, 12543), (1739, 12204), (1998, 10622), (2034, 10434), (2538, 8362), (3051, 6956), (3478, 6102), (3996, 5311), (4068, 5217), (4181, 5076)]