21952384

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 46267200

約数和(自身を除く): 24314816

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 89, 94, 128, 164, 178, 188, 328, 356, 376, 656, 712, 752, 1312, 1424, 1504, 1927, 2624, 2848, 3008, 3649, 3854, 4183, 5248, 5696, 6016, 7298, 7708, 8366, 11392, 14596, 15416, 16732, 29192, 30832, 33464, 58384, 61664, 66928, 116768, 123328, 133856, 171503, 233536, 246656, 267712, 343006, 467072, 535424, 686012, 1372024, 2744048, 5488096, 10976192, 21952384]

約数ペア:

[(1, 21952384), (2, 10976192), (4, 5488096), (8, 2744048), (16, 1372024), (32, 686012), (41, 535424), (47, 467072), (64, 343006), (82, 267712), (89, 246656), (94, 233536), (128, 171503), (164, 133856), (178, 123328), (188, 116768), (328, 66928), (356, 61664), (376, 58384), (656, 33464), (712, 30832), (752, 29192), (1312, 16732), (1424, 15416), (1504, 14596), (1927, 11392), (2624, 8366), (2848, 7708), (3008, 7298), (3649, 6016), (3854, 5696), (4183, 5248)]