21384144

素因数分解:

$2^4\times 3^2\times {\mathrm{148501}}^1$

素因数の和:148515

約数の個数: 30

約数和(自身を含む): 59846306

約数和(自身を除く): 38462162

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148501, 297002, 445503, 594004, 891006, 1188008, 1336509, 1782012, 2376016, 2673018, 3564024, 5346036, 7128048, 10692072, 21384144]

約数ペア:

[(1, 21384144), (2, 10692072), (3, 7128048), (4, 5346036), (6, 3564024), (8, 2673018), (9, 2376016), (12, 1782012), (16, 1336509), (18, 1188008), (24, 891006), (36, 594004), (48, 445503), (72, 297002), (144, 148501)]