21155532

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28901}}^1$

素因数の和:28969

約数の個数: 24

約数和(自身を含む): 50173872

約数和(自身を除く): 29018340

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 28901, 57802, 86703, 115604, 173406, 346812, 1762961, 3525922, 5288883, 7051844, 10577766, 21155532]

約数ペア:

[(1, 21155532), (2, 10577766), (3, 7051844), (4, 5288883), (6, 3525922), (12, 1762961), (61, 346812), (122, 173406), (183, 115604), (244, 86703), (366, 57802), (732, 28901)]