21213328605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8783987}}^1$

素因数の和:8784025

約数の個数: 32

約数和(自身を含む): 40476616704

約数和(自身を除く): 19263288099

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8783987, 26351961, 43919935, 61487909, 131759805, 184463727, 202031701, 307439545, 606095103, 922318635, 1010158505, 1414221907, 3030475515, 4242665721, 7071109535, 21213328605]

約数ペア:

[(1, 21213328605), (3, 7071109535), (5, 4242665721), (7, 3030475515), (15, 1414221907), (21, 1010158505), (23, 922318635), (35, 606095103), (69, 307439545), (105, 202031701), (115, 184463727), (161, 131759805), (345, 61487909), (483, 43919935), (805, 26351961), (2415, 8783987)]