21340254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6673}}^1$

素因数の和:6732

約数の個数: 32

約数和(自身を含む): 47091744

約数和(自身を除く): 25751490

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6673, 13346, 20019, 40038, 86749, 173498, 260247, 273593, 520494, 547186, 820779, 1641558, 3556709, 7113418, 10670127, 21340254]

約数ペア:

[(1, 21340254), (2, 10670127), (3, 7113418), (6, 3556709), (13, 1641558), (26, 820779), (39, 547186), (41, 520494), (78, 273593), (82, 260247), (123, 173498), (246, 86749), (533, 40038), (1066, 20019), (1599, 13346), (3198, 6673)]