21706276974

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1\times {\mathrm{2381}}^1$

素因数の和:3185

約数の個数: 64

約数和(自身を含む): 46388401920

約数和(自身を除く): 24682124946

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 139, 278, 417, 643, 834, 1286, 1929, 2363, 2381, 3858, 4726, 4762, 7089, 7143, 10931, 14178, 14286, 21862, 32793, 40477, 65586, 80954, 89377, 121431, 178754, 242862, 268131, 330959, 536262, 661918, 992877, 1519409, 1530983, 1985754, 3038818, 3061966, 4558227, 4592949, 5626303, 9116454, 9185898, 11252606, 16878909, 26026711, 33757818, 52053422, 78080133, 156160266, 212806637, 425613274, 638419911, 1276839822, 3617712829, 7235425658, 10853138487, 21706276974]

約数ペア:

[(1, 21706276974), (2, 10853138487), (3, 7235425658), (6, 3617712829), (17, 1276839822), (34, 638419911), (51, 425613274), (102, 212806637), (139, 156160266), (278, 78080133), (417, 52053422), (643, 33757818), (834, 26026711), (1286, 16878909), (1929, 11252606), (2363, 9185898), (2381, 9116454), (3858, 5626303), (4726, 4592949), (4762, 4558227), (7089, 3061966), (7143, 3038818), (10931, 1985754), (14178, 1530983), (14286, 1519409), (21862, 992877), (32793, 661918), (40477, 536262), (65586, 330959), (80954, 268131), (89377, 242862), (121431, 178754)]