21448224

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10639}}^1$

素因数の和:10662

約数の個数: 72

約数和(自身を含む): 69713280

約数和(自身を除く): 48265056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10639, 21278, 31917, 42556, 63834, 74473, 85112, 95751, 127668, 148946, 170224, 191502, 223419, 255336, 297892, 340448, 383004, 446838, 510672, 595784, 670257, 766008, 893676, 1021344, 1191568, 1340514, 1532016, 1787352, 2383136, 2681028, 3064032, 3574704, 5362056, 7149408, 10724112, 21448224]

約数ペア:

[(1, 21448224), (2, 10724112), (3, 7149408), (4, 5362056), (6, 3574704), (7, 3064032), (8, 2681028), (9, 2383136), (12, 1787352), (14, 1532016), (16, 1340514), (18, 1191568), (21, 1021344), (24, 893676), (28, 766008), (32, 670257), (36, 595784), (42, 510672), (48, 446838), (56, 383004), (63, 340448), (72, 297892), (84, 255336), (96, 223419), (112, 191502), (126, 170224), (144, 148946), (168, 127668), (224, 95751), (252, 85112), (288, 74473), (336, 63834), (504, 42556), (672, 31917), (1008, 21278), (2016, 10639)]