21860883

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{503}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 12733677

約数列:

[1, 3, 9, 11, 33, 99, 439, 503, 1317, 1509, 3951, 4527, 4829, 5533, 14487, 16599, 43461, 49797, 220817, 662451, 1987353, 2428987, 7286961, 21860883]

約数ペア:

[(1, 21860883), (3, 7286961), (9, 2428987), (11, 1987353), (33, 662451), (99, 220817), (439, 49797), (503, 43461), (1317, 16599), (1509, 14487), (3951, 5533), (4527, 4829)]