21483888

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 36369552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 89, 94, 107, 141, 178, 188, 214, 267, 282, 321, 356, 376, 428, 534, 564, 642, 712, 752, 856, 1068, 1128, 1284, 1424, 1712, 2136, 2256, 2568, 4183, 4272, 5029, 5136, 8366, 9523, 10058, 12549, 15087, 16732, 19046, 20116, 25098, 28569, 30174, 33464, 38092, 40232, 50196, 57138, 60348, 66928, 76184, 80464, 100392, 114276, 120696, 152368, 200784, 228552, 241392, 447581, 457104, 895162, 1342743, 1790324, 2685486, 3580648, 5370972, 7161296, 10741944, 21483888]

約数ペア:

[(1, 21483888), (2, 10741944), (3, 7161296), (4, 5370972), (6, 3580648), (8, 2685486), (12, 1790324), (16, 1342743), (24, 895162), (47, 457104), (48, 447581), (89, 241392), (94, 228552), (107, 200784), (141, 152368), (178, 120696), (188, 114276), (214, 100392), (267, 80464), (282, 76184), (321, 66928), (356, 60348), (376, 57138), (428, 50196), (534, 40232), (564, 38092), (642, 33464), (712, 30174), (752, 28569), (856, 25098), (1068, 20116), (1128, 19046), (1284, 16732), (1424, 15087), (1712, 12549), (2136, 10058), (2256, 9523), (2568, 8366), (4183, 5136), (4272, 5029)]