21840432

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 59900928

約数和(自身を除く): 38060496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 73, 92, 138, 146, 184, 219, 271, 276, 292, 368, 438, 542, 552, 584, 813, 876, 1084, 1104, 1168, 1626, 1679, 1752, 2168, 3252, 3358, 3504, 4336, 5037, 6233, 6504, 6716, 10074, 12466, 13008, 13432, 18699, 19783, 20148, 24932, 26864, 37398, 39566, 40296, 49864, 59349, 74796, 79132, 80592, 99728, 118698, 149592, 158264, 237396, 299184, 316528, 455009, 474792, 910018, 949584, 1365027, 1820036, 2730054, 3640072, 5460108, 7280144, 10920216, 21840432]

約数ペア:

[(1, 21840432), (2, 10920216), (3, 7280144), (4, 5460108), (6, 3640072), (8, 2730054), (12, 1820036), (16, 1365027), (23, 949584), (24, 910018), (46, 474792), (48, 455009), (69, 316528), (73, 299184), (92, 237396), (138, 158264), (146, 149592), (184, 118698), (219, 99728), (271, 80592), (276, 79132), (292, 74796), (368, 59349), (438, 49864), (542, 40296), (552, 39566), (584, 37398), (813, 26864), (876, 24932), (1084, 20148), (1104, 19783), (1168, 18699), (1626, 13432), (1679, 13008), (1752, 12466), (2168, 10074), (3252, 6716), (3358, 6504), (3504, 6233), (4336, 5037)]