21393548702950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{49447703}}^1$

素因数の和:49448241

約数の個数: 48

約数和(自身を含む): 42215482812960

約数和(自身を除く): 20821934110010

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 509, 850, 1018, 2545, 5090, 8653, 12725, 17306, 25450, 43265, 86530, 216325, 432650, 49447703, 98895406, 247238515, 494477030, 840610951, 1236192575, 1681221902, 2472385150, 4203054755, 8406109510, 21015273775, 25168880827, 42030547550, 50337761654, 125844404135, 251688808270, 427870974059, 629222020675, 855741948118, 1258444041350, 2139354870295, 4278709740590, 10696774351475, 21393548702950]

約数ペア:

[(1, 21393548702950), (2, 10696774351475), (5, 4278709740590), (10, 2139354870295), (17, 1258444041350), (25, 855741948118), (34, 629222020675), (50, 427870974059), (85, 251688808270), (170, 125844404135), (425, 50337761654), (509, 42030547550), (850, 25168880827), (1018, 21015273775), (2545, 8406109510), (5090, 4203054755), (8653, 2472385150), (12725, 1681221902), (17306, 1236192575), (25450, 840610951), (43265, 494477030), (86530, 247238515), (216325, 98895406), (432650, 49447703)]