21519766

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15091}}^1$

素因数の和:15147

約数の個数: 16

約数和(自身を含む): 34771968

約数和(自身を除く): 13252202

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 15091, 30182, 347093, 467821, 694186, 935642, 10759883, 21519766]

約数ペア:

[(1, 21519766), (2, 10759883), (23, 935642), (31, 694186), (46, 467821), (62, 347093), (713, 30182), (1426, 15091)]