21630648

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5333}}^1$

素因数の和:5368

約数の個数: 48

約数和(自身を含む): 58567320

約数和(自身を除く): 36936672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5333, 10666, 15999, 21332, 31998, 42664, 63996, 69329, 127992, 138658, 207987, 277316, 415974, 554632, 831948, 901277, 1663896, 1802554, 2703831, 3605108, 5407662, 7210216, 10815324, 21630648]

約数ペア:

[(1, 21630648), (2, 10815324), (3, 7210216), (4, 5407662), (6, 3605108), (8, 2703831), (12, 1802554), (13, 1663896), (24, 901277), (26, 831948), (39, 554632), (52, 415974), (78, 277316), (104, 207987), (156, 138658), (169, 127992), (312, 69329), (338, 63996), (507, 42664), (676, 31998), (1014, 21332), (1352, 15999), (2028, 10666), (4056, 5333)]