21756446223

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{7841}}^1\times {\mathrm{48679}}^1$

素因数の和:56542

約数の個数: 16

約数和(自身を含む): 30539884800

約数和(自身を除く): 8783438577

約数列:

[1, 3, 19, 57, 7841, 23523, 48679, 146037, 148979, 446937, 924901, 2774703, 381692039, 1145076117, 7252148741, 21756446223]

約数ペア:

[(1, 21756446223), (3, 7252148741), (19, 1145076117), (57, 381692039), (7841, 2774703), (23523, 924901), (48679, 446937), (146037, 148979)]