21894390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1554

約数の個数: 96

約数和(自身を含む): 67931136

約数和(自身を除く): 46036746

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 161, 207, 210, 230, 315, 322, 345, 414, 483, 630, 690, 805, 966, 1035, 1449, 1511, 1610, 2070, 2415, 2898, 3022, 4533, 4830, 7245, 7555, 9066, 10577, 13599, 14490, 15110, 21154, 22665, 27198, 31731, 34753, 45330, 52885, 63462, 67995, 69506, 95193, 104259, 105770, 135990, 158655, 173765, 190386, 208518, 243271, 312777, 317310, 347530, 475965, 486542, 521295, 625554, 729813, 951930, 1042590, 1216355, 1459626, 1563885, 2189439, 2432710, 3127770, 3649065, 4378878, 7298130, 10947195, 21894390]

約数ペア:

[(1, 21894390), (2, 10947195), (3, 7298130), (5, 4378878), (6, 3649065), (7, 3127770), (9, 2432710), (10, 2189439), (14, 1563885), (15, 1459626), (18, 1216355), (21, 1042590), (23, 951930), (30, 729813), (35, 625554), (42, 521295), (45, 486542), (46, 475965), (63, 347530), (69, 317310), (70, 312777), (90, 243271), (105, 208518), (115, 190386), (126, 173765), (138, 158655), (161, 135990), (207, 105770), (210, 104259), (230, 95193), (315, 69506), (322, 67995), (345, 63462), (414, 52885), (483, 45330), (630, 34753), (690, 31731), (805, 27198), (966, 22665), (1035, 21154), (1449, 15110), (1511, 14490), (1610, 13599), (2070, 10577), (2415, 9066), (2898, 7555), (3022, 7245), (4533, 4830)]