21347064

素因数分解:

$2^3\times 3^5\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 61152000

約数和(自身を除く): 39804936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 81, 108, 139, 158, 162, 216, 237, 243, 278, 316, 324, 417, 474, 486, 556, 632, 648, 711, 834, 948, 972, 1112, 1251, 1422, 1668, 1896, 1944, 2133, 2502, 2844, 3336, 3753, 4266, 5004, 5688, 6399, 7506, 8532, 10008, 10981, 11259, 12798, 15012, 17064, 19197, 21962, 22518, 25596, 30024, 32943, 33777, 38394, 43924, 45036, 51192, 65886, 67554, 76788, 87848, 90072, 98829, 131772, 135108, 153576, 197658, 263544, 270216, 296487, 395316, 592974, 790632, 889461, 1185948, 1778922, 2371896, 2668383, 3557844, 5336766, 7115688, 10673532, 21347064]

約数ペア:

[(1, 21347064), (2, 10673532), (3, 7115688), (4, 5336766), (6, 3557844), (8, 2668383), (9, 2371896), (12, 1778922), (18, 1185948), (24, 889461), (27, 790632), (36, 592974), (54, 395316), (72, 296487), (79, 270216), (81, 263544), (108, 197658), (139, 153576), (158, 135108), (162, 131772), (216, 98829), (237, 90072), (243, 87848), (278, 76788), (316, 67554), (324, 65886), (417, 51192), (474, 45036), (486, 43924), (556, 38394), (632, 33777), (648, 32943), (711, 30024), (834, 25596), (948, 22518), (972, 21962), (1112, 19197), (1251, 17064), (1422, 15012), (1668, 12798), (1896, 11259), (1944, 10981), (2133, 10008), (2502, 8532), (2844, 7506), (3336, 6399), (3753, 5688), (4266, 5004)]