21932778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 30321942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 59, 106, 118, 159, 167, 177, 318, 334, 354, 371, 413, 501, 742, 826, 1002, 1113, 1169, 1239, 2226, 2338, 2478, 3127, 3507, 6254, 7014, 8851, 9381, 9853, 17702, 18762, 19706, 21889, 26553, 29559, 43778, 53106, 59118, 61957, 65667, 68971, 123914, 131334, 137942, 185871, 206913, 371742, 413826, 522209, 1044418, 1566627, 3133254, 3655463, 7310926, 10966389, 21932778]

約数ペア:

[(1, 21932778), (2, 10966389), (3, 7310926), (6, 3655463), (7, 3133254), (14, 1566627), (21, 1044418), (42, 522209), (53, 413826), (59, 371742), (106, 206913), (118, 185871), (159, 137942), (167, 131334), (177, 123914), (318, 68971), (334, 65667), (354, 61957), (371, 59118), (413, 53106), (501, 43778), (742, 29559), (826, 26553), (1002, 21889), (1113, 19706), (1169, 18762), (1239, 17702), (2226, 9853), (2338, 9381), (2478, 8851), (3127, 7014), (3507, 6254)]