21098544

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37826256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 29, 46, 48, 58, 69, 87, 92, 116, 138, 174, 184, 232, 276, 348, 368, 464, 552, 659, 667, 696, 1104, 1318, 1334, 1392, 1977, 2001, 2636, 2668, 3954, 4002, 5272, 5336, 7908, 8004, 10544, 10672, 15157, 15816, 16008, 19111, 30314, 31632, 32016, 38222, 45471, 57333, 60628, 76444, 90942, 114666, 121256, 152888, 181884, 229332, 242512, 305776, 363768, 439553, 458664, 727536, 879106, 917328, 1318659, 1758212, 2637318, 3516424, 5274636, 7032848, 10549272, 21098544]

約数ペア:

[(1, 21098544), (2, 10549272), (3, 7032848), (4, 5274636), (6, 3516424), (8, 2637318), (12, 1758212), (16, 1318659), (23, 917328), (24, 879106), (29, 727536), (46, 458664), (48, 439553), (58, 363768), (69, 305776), (87, 242512), (92, 229332), (116, 181884), (138, 152888), (174, 121256), (184, 114666), (232, 90942), (276, 76444), (348, 60628), (368, 57333), (464, 45471), (552, 38222), (659, 32016), (667, 31632), (696, 30314), (1104, 19111), (1318, 16008), (1334, 15816), (1392, 15157), (1977, 10672), (2001, 10544), (2636, 8004), (2668, 7908), (3954, 5336), (4002, 5272)]