21306634845

素因数分解:

$3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{941}}^1\times {\mathrm{3001}}^1$

素因数の和:4453

約数の個数: 32

約数和(自身を含む): 34206084864

約数和(自身を除く): 12899450019

約数列:

[1, 3, 5, 15, 503, 941, 1509, 2515, 2823, 3001, 4705, 7545, 9003, 14115, 15005, 45015, 473323, 1419969, 1509503, 2366615, 2823941, 4528509, 7099845, 7547515, 8471823, 14119705, 22642545, 42359115, 1420442323, 4261326969, 7102211615, 21306634845]

約数ペア:

[(1, 21306634845), (3, 7102211615), (5, 4261326969), (15, 1420442323), (503, 42359115), (941, 22642545), (1509, 14119705), (2515, 8471823), (2823, 7547515), (3001, 7099845), (4705, 4528509), (7545, 2823941), (9003, 2366615), (14115, 1509503), (15005, 1419969), (45015, 473323)]