21352004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 20016316

約数列:

[1, 2, 4, 23, 29, 46, 53, 58, 92, 106, 116, 151, 212, 302, 604, 667, 1219, 1334, 1537, 2438, 2668, 3074, 3473, 4379, 4876, 6148, 6946, 8003, 8758, 13892, 16006, 17516, 32012, 35351, 70702, 100717, 141404, 184069, 201434, 232087, 368138, 402868, 464174, 736276, 928348, 5338001, 10676002, 21352004]

約数ペア:

[(1, 21352004), (2, 10676002), (4, 5338001), (23, 928348), (29, 736276), (46, 464174), (53, 402868), (58, 368138), (92, 232087), (106, 201434), (116, 184069), (151, 141404), (212, 100717), (302, 70702), (604, 35351), (667, 32012), (1219, 17516), (1334, 16006), (1537, 13892), (2438, 8758), (2668, 8003), (3074, 6946), (3473, 6148), (4379, 4876)]