21637824

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8669}}^1$

素因数の和:8697

約数の個数: 56

約数和(自身を含む): 61661040

約数和(自身を除く): 40023216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8669, 17338, 26007, 34676, 52014, 69352, 104028, 112697, 138704, 208056, 225394, 277408, 338091, 416112, 450788, 554816, 676182, 832224, 901576, 1352364, 1664448, 1803152, 2704728, 3606304, 5409456, 7212608, 10818912, 21637824]

約数ペア:

[(1, 21637824), (2, 10818912), (3, 7212608), (4, 5409456), (6, 3606304), (8, 2704728), (12, 1803152), (13, 1664448), (16, 1352364), (24, 901576), (26, 832224), (32, 676182), (39, 554816), (48, 450788), (52, 416112), (64, 338091), (78, 277408), (96, 225394), (104, 208056), (156, 138704), (192, 112697), (208, 104028), (312, 69352), (416, 52014), (624, 34676), (832, 26007), (1248, 17338), (2496, 8669)]