1821863316

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{238339}}^1$

素因数の和:238373

約数の個数: 72

約数和(自身を含む): 5325468960

約数和(自身を除く): 3503605644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 238339, 476678, 715017, 953356, 1430034, 1668373, 2860068, 3098407, 3336746, 5005119, 6196814, 6673492, 9295221, 10010238, 11678611, 12393628, 18590442, 20020476, 21688849, 23357222, 35035833, 37180884, 43377698, 46714444, 65066547, 70071666, 86755396, 130133094, 140143332, 151821943, 260266188, 303643886, 455465829, 607287772, 910931658, 1821863316]

約数ペア:

[(1, 1821863316), (2, 910931658), (3, 607287772), (4, 455465829), (6, 303643886), (7, 260266188), (12, 151821943), (13, 140143332), (14, 130133094), (21, 86755396), (26, 70071666), (28, 65066547), (39, 46714444), (42, 43377698), (49, 37180884), (52, 35035833), (78, 23357222), (84, 21688849), (91, 20020476), (98, 18590442), (147, 12393628), (156, 11678611), (182, 10010238), (196, 9295221), (273, 6673492), (294, 6196814), (364, 5005119), (546, 3336746), (588, 3098407), (637, 2860068), (1092, 1668373), (1274, 1430034), (1911, 953356), (2548, 715017), (3822, 476678), (7644, 238339)]