21217532864

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{51169}}^1$

素因数の和:51242

約数の個数: 112

約数和(自身を含む): 49909171200

約数和(自身を除く): 28691638336

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 88, 124, 152, 176, 209, 248, 304, 341, 352, 418, 496, 589, 608, 682, 704, 836, 992, 1178, 1216, 1364, 1672, 1984, 2356, 2728, 3344, 4712, 5456, 6479, 6688, 9424, 10912, 12958, 13376, 18848, 21824, 25916, 37696, 51169, 51832, 102338, 103664, 204676, 207328, 409352, 414656, 562859, 818704, 972211, 1125718, 1586239, 1637408, 1944422, 2251436, 3172478, 3274816, 3888844, 4502872, 6344956, 7777688, 9005744, 10694321, 12689912, 15555376, 17448629, 18011488, 21388642, 25379824, 30138541, 31110752, 34897258, 36022976, 42777284, 50759648, 60277082, 62221504, 69794516, 85554568, 101519296, 120554164, 139589032, 171109136, 241108328, 279178064, 331523951, 342218272, 482216656, 558356128, 663047902, 684436544, 964433312, 1116712256, 1326095804, 1928866624, 2652191608, 5304383216, 10608766432, 21217532864]

約数ペア:

[(1, 21217532864), (2, 10608766432), (4, 5304383216), (8, 2652191608), (11, 1928866624), (16, 1326095804), (19, 1116712256), (22, 964433312), (31, 684436544), (32, 663047902), (38, 558356128), (44, 482216656), (62, 342218272), (64, 331523951), (76, 279178064), (88, 241108328), (124, 171109136), (152, 139589032), (176, 120554164), (209, 101519296), (248, 85554568), (304, 69794516), (341, 62221504), (352, 60277082), (418, 50759648), (496, 42777284), (589, 36022976), (608, 34897258), (682, 31110752), (704, 30138541), (836, 25379824), (992, 21388642), (1178, 18011488), (1216, 17448629), (1364, 15555376), (1672, 12689912), (1984, 10694321), (2356, 9005744), (2728, 7777688), (3344, 6344956), (4712, 4502872), (5456, 3888844), (6479, 3274816), (6688, 3172478), (9424, 2251436), (10912, 1944422), (12958, 1637408), (13376, 1586239), (18848, 1125718), (21824, 972211), (25916, 818704), (37696, 562859), (51169, 414656), (51832, 409352), (102338, 207328), (103664, 204676)]