21948248

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 27818152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 188, 217, 248, 269, 329, 376, 434, 538, 658, 868, 1076, 1316, 1457, 1736, 1883, 2152, 2632, 2914, 3766, 5828, 7532, 8339, 10199, 11656, 12643, 15064, 16678, 20398, 25286, 33356, 40796, 50572, 58373, 66712, 81592, 88501, 101144, 116746, 177002, 233492, 354004, 391933, 466984, 708008, 783866, 1567732, 2743531, 3135464, 5487062, 10974124, 21948248]

約数ペア:

[(1, 21948248), (2, 10974124), (4, 5487062), (7, 3135464), (8, 2743531), (14, 1567732), (28, 783866), (31, 708008), (47, 466984), (56, 391933), (62, 354004), (94, 233492), (124, 177002), (188, 116746), (217, 101144), (248, 88501), (269, 81592), (329, 66712), (376, 58373), (434, 50572), (538, 40796), (658, 33356), (868, 25286), (1076, 20398), (1316, 16678), (1457, 15064), (1736, 12643), (1883, 11656), (2152, 10199), (2632, 8339), (2914, 7532), (3766, 5828)]