21917448

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43487}}^1$

素因数の和:43506

約数の個数: 48

約数和(自身を含む): 67841280

約数和(自身を除く): 45923832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43487, 86974, 130461, 173948, 260922, 304409, 347896, 391383, 521844, 608818, 782766, 913227, 1043688, 1217636, 1565532, 1826454, 2435272, 2739681, 3131064, 3652908, 5479362, 7305816, 10958724, 21917448]

約数ペア:

[(1, 21917448), (2, 10958724), (3, 7305816), (4, 5479362), (6, 3652908), (7, 3131064), (8, 2739681), (9, 2435272), (12, 1826454), (14, 1565532), (18, 1217636), (21, 1043688), (24, 913227), (28, 782766), (36, 608818), (42, 521844), (56, 391383), (63, 347896), (72, 304409), (84, 260922), (126, 173948), (168, 130461), (252, 86974), (504, 43487)]