21957912

素因数分解:

$2^3\times 3^3\times {\mathrm{59}}^1\times {\mathrm{1723}}^1$

素因数の和:1797

約数の個数: 64

約数和(自身を含む): 62064000

約数和(自身を除く): 40106088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 108, 118, 177, 216, 236, 354, 472, 531, 708, 1062, 1416, 1593, 1723, 2124, 3186, 3446, 4248, 5169, 6372, 6892, 10338, 12744, 13784, 15507, 20676, 31014, 41352, 46521, 62028, 93042, 101657, 124056, 186084, 203314, 304971, 372168, 406628, 609942, 813256, 914913, 1219884, 1829826, 2439768, 2744739, 3659652, 5489478, 7319304, 10978956, 21957912]

約数ペア:

[(1, 21957912), (2, 10978956), (3, 7319304), (4, 5489478), (6, 3659652), (8, 2744739), (9, 2439768), (12, 1829826), (18, 1219884), (24, 914913), (27, 813256), (36, 609942), (54, 406628), (59, 372168), (72, 304971), (108, 203314), (118, 186084), (177, 124056), (216, 101657), (236, 93042), (354, 62028), (472, 46521), (531, 41352), (708, 31014), (1062, 20676), (1416, 15507), (1593, 13784), (1723, 12744), (2124, 10338), (3186, 6892), (3446, 6372), (4248, 5169)]