21338976

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11699}}^1$

素因数の和:11731

約数の個数: 48

約数和(自身を含む): 58968000

約数和(自身を除く): 37629024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11699, 23398, 35097, 46796, 70194, 93592, 140388, 187184, 222281, 280776, 374368, 444562, 561552, 666843, 889124, 1123104, 1333686, 1778248, 2667372, 3556496, 5334744, 7112992, 10669488, 21338976]

約数ペア:

[(1, 21338976), (2, 10669488), (3, 7112992), (4, 5334744), (6, 3556496), (8, 2667372), (12, 1778248), (16, 1333686), (19, 1123104), (24, 889124), (32, 666843), (38, 561552), (48, 444562), (57, 374368), (76, 280776), (96, 222281), (114, 187184), (152, 140388), (228, 93592), (304, 70194), (456, 46796), (608, 35097), (912, 23398), (1824, 11699)]