21489728208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34438667}}^1$

素因数の和:34438691

約数の個数: 40

約数和(自身を含む): 59785527648

約数和(自身を除く): 38295799440

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34438667, 68877334, 103316001, 137754668, 206632002, 275509336, 413264004, 447702671, 551018672, 826528008, 895405342, 1343108013, 1653056016, 1790810684, 2686216026, 3581621368, 5372432052, 7163242736, 10744864104, 21489728208]

約数ペア:

[(1, 21489728208), (2, 10744864104), (3, 7163242736), (4, 5372432052), (6, 3581621368), (8, 2686216026), (12, 1790810684), (13, 1653056016), (16, 1343108013), (24, 895405342), (26, 826528008), (39, 551018672), (48, 447702671), (52, 413264004), (78, 275509336), (104, 206632002), (156, 137754668), (208, 103316001), (312, 68877334), (624, 34438667)]