21227502

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 22110738

約数列:

[1, 2, 3, 6, 113, 131, 226, 239, 262, 339, 393, 478, 678, 717, 786, 1434, 14803, 27007, 29606, 31309, 44409, 54014, 62618, 81021, 88818, 93927, 162042, 187854, 3537917, 7075834, 10613751, 21227502]

約数ペア:

[(1, 21227502), (2, 10613751), (3, 7075834), (6, 3537917), (113, 187854), (131, 162042), (226, 93927), (239, 88818), (262, 81021), (339, 62618), (393, 54014), (478, 44409), (678, 31309), (717, 29606), (786, 27007), (1434, 14803)]