22251537

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 42453600

約数和(自身を除く): 20202063

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 121, 139, 147, 189, 231, 297, 363, 417, 441, 539, 693, 847, 973, 1089, 1251, 1323, 1529, 1617, 2079, 2541, 2919, 3267, 3753, 4587, 4851, 5929, 6811, 7623, 8757, 10703, 13761, 14553, 16819, 17787, 20433, 22869, 26271, 32109, 41283, 50457, 53361, 61299, 74921, 96327, 117733, 151371, 160083, 183897, 224763, 288981, 353199, 454113, 674289, 824131, 1059597, 2022867, 2472393, 3178791, 7417179, 22251537]

約数ペア:

[(1, 22251537), (3, 7417179), (7, 3178791), (9, 2472393), (11, 2022867), (21, 1059597), (27, 824131), (33, 674289), (49, 454113), (63, 353199), (77, 288981), (99, 224763), (121, 183897), (139, 160083), (147, 151371), (189, 117733), (231, 96327), (297, 74921), (363, 61299), (417, 53361), (441, 50457), (539, 41283), (693, 32109), (847, 26271), (973, 22869), (1089, 20433), (1251, 17787), (1323, 16819), (1529, 14553), (1617, 13761), (2079, 10703), (2541, 8757), (2919, 7623), (3267, 6811), (3753, 5929), (4587, 4851)]