21143952

素因数分解:

$2^4\times 3^2\times {\mathrm{146833}}^1$

素因数の和:146847

約数の個数: 30

約数和(自身を含む): 59174102

約数和(自身を除く): 38030150

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146833, 293666, 440499, 587332, 880998, 1174664, 1321497, 1761996, 2349328, 2642994, 3523992, 5285988, 7047984, 10571976, 21143952]

約数ペア:

[(1, 21143952), (2, 10571976), (3, 7047984), (4, 5285988), (6, 3523992), (8, 2642994), (9, 2349328), (12, 1761996), (16, 1321497), (18, 1174664), (24, 880998), (36, 587332), (48, 440499), (72, 293666), (144, 146833)]