21661614

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 52819200

約数和(自身を除く): 31157586

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 78, 117, 118, 177, 234, 351, 354, 523, 531, 702, 767, 1046, 1062, 1534, 1569, 1593, 2301, 3138, 3186, 4602, 4707, 6799, 6903, 9414, 13598, 13806, 14121, 20397, 20709, 28242, 30857, 40794, 41418, 61191, 61714, 92571, 122382, 183573, 185142, 277713, 367146, 401141, 555426, 802282, 833139, 1203423, 1666278, 2406846, 3610269, 7220538, 10830807, 21661614]

約数ペア:

[(1, 21661614), (2, 10830807), (3, 7220538), (6, 3610269), (9, 2406846), (13, 1666278), (18, 1203423), (26, 833139), (27, 802282), (39, 555426), (54, 401141), (59, 367146), (78, 277713), (117, 185142), (118, 183573), (177, 122382), (234, 92571), (351, 61714), (354, 61191), (523, 41418), (531, 40794), (702, 30857), (767, 28242), (1046, 20709), (1062, 20397), (1534, 14121), (1569, 13806), (1593, 13598), (2301, 9414), (3138, 6903), (3186, 6799), (4602, 4707)]