21933808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6241

約数の個数: 40

約数和(自身を含む): 48465648

約数和(自身を除く): 26531840

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 6203, 12406, 24812, 49624, 80639, 99248, 105451, 161278, 210902, 322556, 421804, 645112, 843608, 1290224, 1370863, 1687216, 2741726, 5483452, 10966904, 21933808]

約数ペア:

[(1, 21933808), (2, 10966904), (4, 5483452), (8, 2741726), (13, 1687216), (16, 1370863), (17, 1290224), (26, 843608), (34, 645112), (52, 421804), (68, 322556), (104, 210902), (136, 161278), (208, 105451), (221, 99248), (272, 80639), (442, 49624), (884, 24812), (1768, 12406), (3536, 6203)]