21875536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 44952480

約数和(自身を除く): 23076944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 227, 304, 317, 454, 634, 908, 1268, 1816, 2536, 3632, 4313, 5072, 6023, 8626, 12046, 17252, 24092, 34504, 48184, 69008, 71959, 96368, 143918, 287836, 575672, 1151344, 1367221, 2734442, 5468884, 10937768, 21875536]

約数ペア:

[(1, 21875536), (2, 10937768), (4, 5468884), (8, 2734442), (16, 1367221), (19, 1151344), (38, 575672), (76, 287836), (152, 143918), (227, 96368), (304, 71959), (317, 69008), (454, 48184), (634, 34504), (908, 24092), (1268, 17252), (1816, 12046), (2536, 8626), (3632, 6023), (4313, 5072)]