21793320224

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{346939}}^1$

素因数の和:347113

約数の個数: 48

約数和(自身を含む): 46512164160

約数和(自身を除く): 24718843936

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 151, 208, 302, 416, 604, 1208, 1963, 2416, 3926, 4832, 7852, 15704, 31408, 62816, 346939, 693878, 1387756, 2775512, 4510207, 5551024, 9020414, 11102048, 18040828, 36081656, 52387789, 72163312, 104775578, 144326624, 209551156, 419102312, 681041257, 838204624, 1362082514, 1676409248, 2724165028, 5448330056, 10896660112, 21793320224]

約数ペア:

[(1, 21793320224), (2, 10896660112), (4, 5448330056), (8, 2724165028), (13, 1676409248), (16, 1362082514), (26, 838204624), (32, 681041257), (52, 419102312), (104, 209551156), (151, 144326624), (208, 104775578), (302, 72163312), (416, 52387789), (604, 36081656), (1208, 18040828), (1963, 11102048), (2416, 9020414), (3926, 5551024), (4832, 4510207), (7852, 2775512), (15704, 1387756), (31408, 693878), (62816, 346939)]